[Nicotinic acid in dust-gas emissions from the biochemical industrial plants producing yeast for animal feed]. / Nikotinovaia kislota v pylegazovykh vybrosakh biokhimicheskikh zavodov po proizvodstvu kormovykh drozhzhei.

The presence of nicotine acid in the dustgaseous pollution from biochemical plants producing fodder yeast has been shown. Its allergic and sensitizing role compared to the same properties of protein-containing dust has been pointed out. It has been suggested that MAC of nicotine acid should be established for the sanitary-protective zone of microbiological industry enterprises.