Does Hair Dye Cause Cancer? Studies Are Mixed — But Hair Care Workers Beware
Studies are mixed about whether permanent hair dye causes cancer, but there is no doubt that conventional formulas contain carcinogenic ingredients.
American Cancer Society
Particle Board Blues: Could Your Furniture Be Making You Sick?
While good old particle board contains formaldehyde that can make you sick, safer alternatives use polyurethane as filler instead. Sealing particle board is another way to minimize exposure to toxic formaldehyde.