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February 2005

Word on the Street    

Surgeon General: IAQ Warrants Federal Action

Calif. Board Issues Sharp Criticism of Air Purifiers

IAQA Earmarks $75,000 for Cosponsoring Research

Voices

“It used to be said that we shape our buildings. But now it’s more true to say that our buildings shape us.”

—Harvard School of Public Health professor John D. Spengler, Ph.D., speaking Jan. 12 at the Surgeon General’s Workshop on Healthy Indoor Environment

Word on the Street 

HANDSHAKE TO COMBINE EFFORTS
Two HVAC industry groups are expected to combine forces to produce a single maintenance standard for HVAC equipment, industry insiders hinted last month. One source at the American Society of Heating, Refrigeration and Air-Conditioning Engineers said a proposed joint agreement decided upon Jan. 11 would allow ASHRAE to collaborate with the Air Conditioning Contractors of America in producing a common standard. Both groups had announced separate standard-writing projects on the same topic last year. When asked to comment on this, ACCA declined to say whether an agreement had been proposed. The ASHRAE source said officials of that organization are expected to sign the agreement at their meeting this month and that ACCA’s board would likely consider the agreement proposal at its meeting in March.

INFANT WITH MOLD INFECTION DIES
An infant death at a Canadian hospital Jan. 10 is being investigated to see what role, if any, a “mold infection” played. The Montreal Gazette reported Jan. 26 that the baby had a mold infection and also quoted an official statement from Ste-Justin Hospital in Montreal. That statement, released two weeks after the fatality, mentions renovations near the newborn’s intensive care unit, saying it was “premature to link it [the renovations] to this event.” The Gazette said tests were ongoing and the ICU was being cleaned and sterilized. There were no further announcements in the press by the end of the month.

MORE THAN MEETS THE EYE
Mold may not have been to blame for the ailments of 135 test patients in a two-year study project led by University of Cincinnati professor Dr. Jonathan Bernstein. His team of researchers, who published their analysis in last month’s Annals of Allergy, Asthma and Immunology, noted that all of their test patients were being subjected to moldy environments when they experienced a number of symptoms including wheezing, rashes and others. They also noted that all but one of the patients saw their symptoms go away when exposure to that moldy environment at work, home or school was discontinued. But the researchers said that while mold could not be discounted as a source for these symptoms, other unseen culprits could just as easily be to blame. “We need to focus on biological agents and toxic gases that accumulate in homes and cause health effects,” Bernstein said in a Jan. 27 article on WebMD, an Internet site that focuses on health. “A lot of people pooh-pooh it, but it happens and people are scared and don’t know what is going on … No one ever measures other air allergens, or other indoor gases. So there is too little information. But until we better understand home air quality, these mold scares are the kinds of runaway trains that can occur. And this is what this is to some extent – a runaway train.”

CRAWLY CRAWLY, CREEPY CREEPY
Creepy, crawly indoor things were like an infection on the news last month. For instance, results of a poll of New York City public schools released last month prove that crawling types of pollutants are not extinct. Mice, rats and cockroaches still abound in city schools, according to more than three-quarters of 198 respondents to the informal, nonscientific poll conducted by InsideSchools.org. Mice are “permanent residents” at the East Village Community School in Manhattan, said a city school employee quoted in the Jan. 19 posting on InsideSchools.org that announced the poll results. It said more than half of those taking part in the poll said custodians, school officials and employees of the city’s education department need to do more in addressing cockroach and rodent infestations in schools. Some complained of construction or repair defects in school buildings, and others mentioned food in classrooms, inadequate washing of floors, and nonexistent extermination of pests. Dave Daley, one custodian who responded to the poll, said maintenance rules that were put in place to limit pest intrusions at his Manhattan K–12 school, New Explorations for Science Technology and Math, have worked well as preventative measures. He said these proactive steps included regular scrubbing of floors and a rule forbidding anyone – even adults – to eat anywhere other than in the cafeteria.

Also in the news last month were dust mites, which accounted for the topic of research. It turns out, researchers in Britain conclude, that a made bed becomes a comfy habitat for dust mites. Dr. Stephen Pretlove of Kingston University said in a press statement, “We know that mites can only survive by taking in water from the atmosphere using small glands on the outside of their body. Something as simple as leaving a bed unmade during the day can remove moisture from the sheets and mattress so the mites will dehydrate and eventually die.” But of course, this is nothing new to legal expert Michael Greene, who stopped making his bed sometime last year. The West Palm Beach attorney has been telling IE Connections for months that he has been shaking his sheets on a daily basis to keep unwelcome microscopic intruders from getting too cozy. (And we thought he was kidding!) Greene added that he has seen several six-figure payoffs in court decisions in favor of plaintiffs suing hotel chains over bites from bedbugs.

YOUR SMOKING’S MAKING ME DUMB
Researchers in Cincinnati observed that children exposed to environmental tobacco smoke had mildly to moderately depressed scores on tests of math, reading and visuospatial skills, as compared to children who lacked such exposure. Analysis of the NHANES III data revealed that even extremely low-level exposure to ETS may be neurotoxic, according to the study, published in the January issue of the peer-reviewed journal Environmental Health Perspectives. “The range of decrement in scores is very roughly equivalent to the loss of two to five IQ points at varying levels of exposure,” said lead author Kimberly Yolton. The authors said the data “support policy to further restrict children’s exposure.”
 

       

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Surgeon General: IAQ Warrants Federal Action
By Steve Sauer

The U.S. Surgeon General, addressing a crowd of about 500 stakeholders representing many areas of health related to all aspects of indoor environments, indicated last month that he agrees more should be done at the federal level to communicate to the public the health hazards posed by poor indoor air quality.

Open discussions among organizers, speakers and attendees of the Surgeon General’s Workshop on Healthy Indoor Environment focused on a number of areas, including ways the federal government could make citizens more aware of health issues related to indoor air quality. Research initiatives and interagency collaboration were among the most popular methods discussed.

The workshop, held Jan. 12–13 on the campus of the National Institutes of Health in Bethesda, Md., focused mainly on indoor air quality but also touched on other ergonomics issues related to indoor spaces, such as the effects of light on student or worker performance in school and office settings.

Organizers of the workshop are preparing a report for Vice Admiral Richard H. Carmona, who has served as surgeon general since 2002. The report is to propose a plan of action for the federal government.

During the meeting, Carmona issued a national health advisory on radon, emphasizing to citizens the serious health risk of radon in homes. The colorless, odorless gas kills more than 20,000 Americans in their homes every year, he said, adding that radon test kits should be used at least once every two years or after every move.

As for the overall issue of indoor air quality, Carmona discouraged the idea of issuing an official Surgeon General’s report on the topic due to the duration of preparation time and high costs involved. He said such reports generally take two to three years and require millions of dollars.

However, he said he will support a more immediate approach that would take only months instead of years to prepare and incur less costs. Described this alternative as involving a group of experts, he expressed confidence in members of his staff and other people who were involved in the workshop and hinted they would be among those involved.

Researchers speaking at the workshop included researchers Dr. Jack Spengler of Harvard University’s School of Public Health, Dr. Thomas A.E. Platts-Mills of the University of Virginia Health System, Dr. Clifford S. Mitchell of Johns Hopkins University’s Bloomberg School of Public Health and Dr. Eileen Storey of the University of Connecticut’s Center for Indoor Environments and Health. Platts-Mills’ presentation also included information from Dr. Michael Hodgson of the U.S. Department of Veterans Affairs, who also attended the workshop.

Rear Admiral Robert C. Williams, chief engineer of the U.S. Public Health Service, attended the entire two-day workshop and seemed to be taking notes for Carmona while the surgeon general was absent from the workshop to attend meetings at the White House and other locations.

Carmona was there, however, to hear calls from attendees Hal Levin and James Woods to make indoor air quality an issue of national priority and to respond to it via a multidisciplinary effort.

Several attendees did notice certain professions largely missing from the invited speakers and also poorly represented in the audience: indoor air quality professionals, members of the cleaning industry, and building scientists.

One presentation, by Dr. Jonathan Samet of Johns Hopkins University, listed nine organizations that deal with health issues including asthma in particular, facility management, or indoor air quality. While Samet named the American Academy of Allergy, Asthma and Immunology, the American Society of Heating, Refrigeration and Air-Conditioning Engineers, the Building Owners and Managers Association, and some governmental organizations, his list was seen in the audience as incomplete.

Green cleaning expert Stephen Ashkin, who introduced himself at an aisle microphone during audience participation sessions, noted that Samet’s list failed to incorporate trade organizations such as the U.S. Green Building Council. In response, Samet referenced a disclaimer he had made during the presentation that he knew he could not include every relevant organization.

“The data clearly indicates the need for this workshop,” Carmona stated at the workshop’s opening, delivering prepared remarks. “In just the past 25 years, the percentage of health evaluations that the National Institute for Occupational Safety and Health at the CDC has conducted related to indoor-air quality has increased from 0.5 percent of all evaluations in 1978, to 52 percent of all evaluations since 1990. This means that in those years, the evaluations related to air quality concerns have increased from one of every 200 evaluations to one of every two.”

Outlining three goals for the workshop, he said the most important was to “build collaborations around the common goal of improving our indoor environments.”
Offices of the federal government were well represented at the workshop, with eight major government bodies offering officials for presentations and a panel discussion.

While the speakers at the panel discussion representing the eight government bodies were quick to agree that collaboration among them must occur, some attendees noted in side discussions afterward that collaboration actually seems to be a long time away. No one speaker seemed to want to “step up to the plate” and initiate a collaborative agreement, they said.

Some attendees also bemoaned the notable omission of the U.S. Department of Education at the forum. Several of the presentations dealt strongly with the issue of healthy indoor environments in schools, which gave credence to such complaints as Claire Barnett’s.
Barnett, executive director of the Healthy Schools Network, distributed fact sheets derived from a 2004 position statement by the Coalition for Healthier Schools, signed by dozens of organizations across the country.

Each double-sided sheet contains a written reminder of a provision in the No Child Left Behind Act of 2001 that requires the Department of Education to complete “a study regarding the health and learning impacts of environmentally unhealthy public school buildings on students and teachers.”

The act, which President Bush signed into law Jan. 8, 2002, required that the study “be completed not later than 18 months after the date of enactment.” Barnett said that an April 2004 study prepared for the department does not adequately fulfill all requirements of the legislation.

Dr. Marion J. Balsam, who works in the National Institutes of Health, said she was shocked that the department was not represented at the workshop at all. However, she indicated hope for the status of a nationwide research study affecting schools.

Balsam, who acts as program director for NIH research partnerships, said a project called the National Children’s Study will include a major focus on indoor air quality initiatives that would begin to solve a number of problems inside schools around the country. The study was authorized by the Children’s Health Act of 2000 and is sponsored by the Centers for Disease Control and Prevention, the National Institute of Environmental Health Sciences, and the EPA. It is also being planned and conducted by the National Institute of Child Health and Human Development. More information on this study can be obtained on the Web at www.nationalchildrensstudy.gov.

Making himself heard during several audience participation periods was Joel Segal, the legislative assistant responsible for writing the U.S. Toxic Mold Safety and Protection Act that Rep. John Conyers, D-Mich., brought before Congress, earning eventual support from Senate members Frank Lautenberg, Hillary Clinton, Jim Jeffords and Ted Kennedy.
Segal’s first question was directed toward Noreen Clark and Peyton Eggleston, members of the committee that last year issued a report for the Institute of Medicine on damp indoor spaces and health. Segal remarked that because a nationwide toll-free phone number for mold victims to call is linked to Conyers’ office, he has seen discrepancies between science and the numerous calls he fields on a regular basis.

“I just returned from a town hall meeting in Boston where I heard from one person after another who all say toxic mold has ruined their lives,” he said. “And when I get back to my office on Friday, I’m going to hear from a family of five in Wyoming telling me the same thing.”

Further attesting to such phenomena was Sharon Kramer, a California woman who says her daughter went into “code blue respiratory distress” only two weeks after qualifying for a school volleyball team. Kramer said she blames her daughter’s illness on overexposure to a species of Aspergillus. Since her experience with mold, she has read up on existing fungal research and formed her own Web site, MDawareness.com, dedicated to promoting awareness of mycotic diseases.

Her site led the effort to bring the issue of mold before Congress last summer, culminating in a press conference and congressional briefing that brought human rights activist Bianca Jagger to Washington, D.C.

At the workshop, Kramer accused those speakers who were involved in the Institute of Medicine report of intentionally downplaying the importance of such mycotic diseases as aspergillosis, cryptococcosis and histoplasmosis. She also challenged Clark and her fellow members of the scientific community to stop referring to mold victims as “anecdotes.”
Segal said that mold is not viewed as an actionable issue among many members of Congress. Instead, it is more of a laughing matter, he said, simply because legislators say they would take no action on such an issue without science warranting it.

He said that because the Institute of Medicine report was unable to establish sufficient evidence for an association between damp indoor spaces and some of the more serious health effects considered, such as neurotoxic effects, many in the legislative arena do not see the need for action.

Segal said he would welcome any effort by the federal government to communicate more effectively the immediate needs of thousands of people said to be suffering from ill effects from molds and other indoor air contaminants.      

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Calif. Board Issues Sharp Criticism of Air Purifiers
By Steve Sauer

A department of the California Environmental Protection Agency has delivered strong criticism of ozone-generating indoor air purifiers that purport to clean the air in homes. In a two-page press release dated Jan. 20, the California Air Resources Board recommended that “the public avoid using these devices” due to “unrecognized danger” caused by their release of unacceptably high levels of ozone.

“These machines are insidious,” ARB’s acting chairperson Barbara Riordan commented in the press release. “Marketed as a strong defense against indoor air pollution, they emit ozone, the same chemical that the ARB and the [U.S. Environmental Protection Agency] have been trying to eliminate from our air for decades. More chilling is that some people susceptible to the ill effects of ozone will eagerly bring these Trojan horses home.”

The press release is dated the same day a member of ARB staff identified as Tom Phillips delivery a summary on existing research, titled “Health Update: Ozone Generators Sold as ‘Air Purifiers.’” This staff presentation concludes with a partial list of brands offering at least one model of ozone generators.

“Most of the brands listed have several ozone generator models available, including smaller models for use in boats, vehicles, bathrooms, or other special situations, or as personal air purifiers,” the staff presentation states. “We have not conducted an exhaustive search, but are aware of other brands and models that are currently marketed as well.”

The list of ozone generators identifies 12 brand names including Air-Zone, Alpine, Biozone, Kleenair and Prozone. It omitted products like the Sharper Image Ionic Breeze indoor air purifier, “because the presentation was about ozone generators specifically, and while the Ionic Breeze does emit ozone, the focus of the presentation was those machines that tout ozone as a beneficial chemical [in] indoor air and those that are designed to emit [ozone] specifically,” said Gennet Paauwe in ARB’s media relations department.

The staff presentation referenced a federal EPA study that determined the ozone level in a test room where an ozone generator was run at its maximum setting was equal to “a stage-one smog alert when local air pollution control districts advise the public to avoid some outdoor activities.”

At that maximum setting, the ozone level exceeded 0.3 parts per million, or more than three times California’s ambient one-hour standard for ozone of 0.09 parts per million. Even at a medium setting, ARB said that the ozone level exceeded California’s standard.    

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IAQA Earmarks $75,000 for Cosponsoring Research

The Indoor Air Quality Association last month issued a request for proposals for the co-funding of already-existing research projects dealing with the indoor environments of buildings, vehicles, mass transit conveyances and aircraft.

IAQA has been an active partner in industry standard-setting projects, the development of practical guidelines and publications, and the creation of educational conferences and expositions. However, its role in research projects has been fairly minimal to date.

In reformulating the Research Committee last year, IAQA assembled a panel of leading academic and industry researchers whose immediate goal is to develop a base of experience and a track record of success in co-funding research projects. To help achieve this goal, IAQA has allocated $75,000 toward an initial research fund.

“We have agreed that the best investment of volunteer time and limited IAQA resources is in cooperatively supporting existing indoor environmental research,” said George Benda, who chairs the IAQA Research Committee.

“Our research funds are intended to provide a small minority of the total funding for a given project,” said Bob Baker, president of IAQA. “By initially reaching out to partner with others and gather experience through co-funding research, we envision that IAQA will later be able to tackle projects in which IAQA is the primary funding agent.”

A portion of the $75,000 will be disbursed each quarter in 2005. The fund will be replenished next year with an amount of money to be determined based on the success of this year’s research program. Deadlines for proposal submissions to be received are on July 15 and Oct. 15. Parties interested in submitting their proposals to IAQA can access complete instructions online at the association’s Web site.

There is no geographical limitation on the location of the research organization or of the research itself, although interested persons should be aware that IAQA is primarily a U.S.-based organization and results must be relevant to IAQA’s diverse membership.
From www.iaqa.org
 

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