Companies use formaldehyde for everything from making furniture to sterilizing food. Industry has repeatedly thwarted government efforts to limit its health risks.
Air quality officials are advising residents that the cold, dry and stagnant conditions the San Joaquin Valley is experiencing are causing higher concentrations of pollution. As a result, the Valley ...
Convinced that this little box, about the size of a small printer ... who fielded my questions: ️ Since most of what air purifiers filter are particles far too small to see, how can we know if a ...