Microwave Popcorn Disease

  • Federal agencies have been aware of a link between artificial butter flavoring in microwave popcorn and a debilitating respiratory illness. The illness has shown up in factory workers - and recently one consumer of microwave popcorn made the news when he also got sick. (Photo by Lester Graham)

Microwave popcorn lovers are thinking twice about their favorite snack. Lester
Graham reports, a lung disease associated with popcorn packers might be a risk for
some popcorn snackers:

Transcript

Microwave popcorn lovers are thinking twice about their favorite snack. Lester
Graham reports, a lung disease associated with popcorn packers might be a risk for
some popcorn snackers:

For years federal agencies have been aware that there’s a link between an artificial
butter flavoring and lung disease. Some workers at factories that pack popcorn in
microwavable bags are exposed to the chemical diacetyl. It causes a debilitating
respiratory illness thatís now called “popcorn workers lung.”


No one really thought consumers were at any risk, since exposure to diacetyl is
limited. But a recent New York Times article revealed a microwave popcorn lover
who ate two bags a day and stuck his nose into the bag to inhale the buttery odor of
diacetyl also contracted “popcorn workers lung.”


Congress is pressuring various federal agencies to set a health standard for
exposure to diacetyl to protect workers in popcorn packaging factories and other
industries that use the chemical.


For the Environment Report, this is Lester Graham.

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Chemicals Leak Into Microwave Popcorn

Scientists have found that microwave popcorn could be a source of a chemical that might cause cancer in humans. The GLRC’s Mark Brush has more:

Transcript

Scientists have found that microwave popcorn could be a source of a chemical that might
cause cancer in humans. The GLRC’s Mark Brush has more:


(sound of microwave popcorn)


Alright, I like microwave popcorn too, and I don’t like where this study is going, but the
Food and Drug Administration found that the grease-resistant coating inside microwave
popcorn bags can get into the popcorn oil. The coating is made with chemicals similar to
those found in non-stick pots and pans.


Tim Begley is a research chemist with the FDA. He was the lead author on a study
published in the journal Food Additives and Contaminants:


“A microwave popcorn bag is a very, very, very extreme situation, because of the heat
generated on a microwave popcorn bag.”


He’s talking about 400 degrees in just a minute or two. The chemicals used to make the
grease resistant coatings can break down into a suspected carcinogen known as PFOA,
but Begley stresses it is not known whether people are exposed to PFOA after eating a
bag of microwave popcorn. He says more study is needed.


For the GLRC, I’m Mark Brush.

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