防

fireproof; fire-resistant

an anti-corrosive (agent)

cleanroom

erosion-control forest

fire door

dust-preventive clothing; dust-free workwear; dustproof workwear

air defense artillery; air defence artillery

dustproof clothing one would use in a cleanroom

Department of Defense (Defence)

snowbreak (forest)

desiccant; desiccating agent

Computing

explosion proof

mold prevention; mildew prevention

Noun or verb acting prenominally

splash-proof

waterproof clothing

fire boat; fireboat

insect net; mosquito net

bird net; bird netting

anti-corrosive (agent); anti-rust; corrosion inhibitor

stiffener

fender (on a boat); bumper (on a dock, pier, etc.)

antifoulant; antifouling

Law

Erosion Control Act

flame retardancy; flame proofness