Chemicals used in industry, science and photography as well as agriculture, horticulture and forestry, namely, for use in the manufacture of--medication tablets and non-medical enzyme delivery products, namely, detergent, powdered or liquid fertilizer, powdered or liquid insecticide; materials for coating and encapsulating products in a film, comprising a gelatin-free coating and encapsulating chemical medium formed from one or more of the following--polyvinyl alcohol, hydroxy propyl methyl c...