noun
fumigant
Technical term for a chemical substance used in gaseous form to disinfect or kill pests, often in agriculture or pest control.
倉庫の害虫駆除に熏蒸剤が使われた。
A fumigant was used to exterminate pests in the warehouse.
Refers to the fumigation process itself, while 熏蒸剤 specifically denotes the chemical agent used.
Compound of 熏蒸 (fumigation) and 剤 (agent, chemical). The exact historical derivation is uncertain, but the term follows standard Sino-Japanese word formation patterns.