Harmful chemical substances made harmless, or less harmful, by effecting chemical change

Classification Context

Section:

HUMAN NECESSITIES

Class:

LIFE-SAVING; FIRE-FIGHTING

Subclass:

CHEMICAL MEANS FOR EXTINGUISHING FIRES; PROCESSES FOR MAKING HARMFUL CHEMICAL SUBSTANCES HARMLESS, OR LESS HARMFUL, BY EFFECTING A CHEMICAL CHANGE; COMPOSITION OF MATERIALS FOR COVERINGS OR CLOTHING FOR PROTECTING AGAINST HARMFUL CHEMICAL AGENTS; COMPOSITION OF MATERIALS FOR TRANSPARENT PARTS OF GAS-MASKS, RESPIRATORS, BREATHING BAGS OR HELMETS; COMPOSITION OF CHEMICAL MATERIALS FOR USE IN BREATHING APPARATUS

Child Classifications

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• A62D 101/02 Chemical warfare substances, e.g. cholinesterase inhibitors
• A62D 101/04 Pesticides, e.g. insecticides, herbicides, fungicides or nematicides
• A62D 101/06 Explosives, propellants or pyrotechnics, e.g. rocket fuel or napalm
• A62D 101/08 Toxic combustion residues, e.g. toxic substances contained in fly ash from waste incineration
• A62D 101/2 Organic substances
• A62D 101/4 Inorganic substances