title: Legal briefs.
mesh_terms: D000393:Air Pollutants; D002617:Chemical Industry; D006801:Humans; D006851:Hydrochloric Acid / Q000009:adverse effects; D007087:Illinois; D007603:Jurisprudence; D012825:Silicon / Q000009:adverse effects
chemical_list: D000393:Air Pollutants; D006851:Hydrochloric Acid; D012825:Silicon