blowtube

(ˈbləʊˌtjuːb) na tube used for blowing air or oxygen into a flame to intensify its heat

Thesaurus

Noun	1.	blowtube - a tube that directs air or gas into a flame to concentrate heatblow tube, blowpipetube, tubing - conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases
	2.	blowtube - a tube through which darts can be shot by blowingblowgun, blowpipe, blow tubetube, tubing - conduit consisting of a long hollow object (usually cylindrical) used to hold and conduct objects or liquids or gases

Synonyms for blowtube