noun, noun which may take the genitive case particle 'no'
smoke prevention; anti-smoke
Used in technical, architectural, or safety contexts for measures that block or control smoke, such as fire doors, partitions, or ventilation systems.
この建物には防煙区画が設置されている。
This building has smoke control compartments installed.
防煙カーテンが火災時の煙の拡散を防ぐ。
Smoke curtains prevent the spread of smoke during a fire.