noun, noun which may take the genitive case particle 'no'
smokeless
Describes something that produces no smoke, such as fuel, a stove, or a cigarette. Often used in compound nouns like 無煙炭 (anthracite) or 無煙火薬 (smokeless powder).
This stove is smokeless, so it's safe even indoors.
無煙タバコは煙が出ないが、健康に害がないわけではない。
Smokeless tobacco doesn't produce smoke, but that doesn't mean it's harmless.
smokeless powder; smokeless gunpowder
Compound of 無 (mu, 'without') and 煙 (en, 'smoke').