0 a small device that burns gas to produce a flame, used to heat things in scientific work and experiments --
When it is dry, the cup is heated on a pipe-clay triangle over a Bunsen burner, or on a slab of asbestos in a muffle, to a dull-red heat.
The tube is dried by aspirating air through it, and gently warming with a Bunsen burner.
It is heated by one or two Bunsen burners, according to the temperature desired.— Jour.
Add the rest of the silver chloride and heat slowly over a Bunsen burner until it begins to fuse.
