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Why Plastic Vapor Triggers Asthma More Than Sawdust
When asthmatic engraver Daniel started marking his inventory, he expected metal and wood dust to be his biggest triggers. Instead, plastic vapors from heated acrylic set off his asthma the next day—while aluminum and wood dust barely registered. This episode unpacks the science behind his surprising discovery: the difference between inert particles and chemical irritants, why methyl methacrylate and formaldehyde are known occupational asthma triggers, and how any asthmatic can build their own "allergy bench" using a peak flow meter and careful observation. If you've ever assumed all dust is…
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