Vinyl chloride. The use of vinyl chloride is prohibited as an ingredient of aerosol products, because it causes cancer and other health problems (21 CFR 700.14). Zirconium-containing complexes. The use of zirconium-containing complexes in aerosol cosmetic products is prohibited because of their toxic effect on lungs of animals, as well as the formation of granulomas in human skin (21 CFR 700.16).