an embarassing situation, person of thing. down to the fact that, if placed in a kiln, ones face will be come red

Kiln Is a noun referred to an angry person.

A shorter variant of the phrase Kill Niggers

to define an uncomfortable silence or to make what someone just said sound pointless or boring.

A super heated shit that becomes part of the bowl.

Farting in a sauna. The heat mixes with the methane and hydrogen sulfide to form an acrid hot gas that burns the nostrils. A beef kiln is considered worse than leaving a farting gift in an elevator. Quite embarrassing when a stranger (especially of the opposite sex) enters soon afterwards.

to be on the straight and narrow, not mentally unwell.