Lack of mutagenicity of extracts and filtrates from "hog-fuel" fly ash.
D000393:Air Pollutants / Q000032:analysis*; D000818:Animals; D005374:Filtration; D006358:Hot Temperature; D008297:Male; D009153:Mutagens / Q000032:analysis*; D051381:Rats; D011916:Rats, Inbred F344; D014934:Wood
D000393:Air Pollutants; D009153:Mutagens