>>2243029It melts more or less like wax to my understanding. You just have to heat it up enough to fill a jar, add the wick.
Apparently some people just press a pice of cotton twine in the tub and light it.
https://m.youtube.com/watch%3Fv%3DBKjTZXg_CIM&ved=2ahUKEwjxmqLwm_3zAhUGc98KHW-LBhkQwqsBegQIBBAB&usg=AOvVaw3N9hSRPpLpVWc65AA2D6my