Busan Metropolitan City in South Gyeongsang Province, South Korea

to cut off one's means of retreat to show determination; to commit oneself fully to a course of action by making withdrawal impossible

to take drastic measures to deal with a situation by addressing the root cause

Busan Metropolitan City in South Gyeongsang Province, South Korea

someone in a desperate or hopeless situation with no means of escape; literally, a fish at the bottom of a pot about to be cooked

good and talented people are ignored or discarded while mediocre and bombastic ones are celebrated

out of the frying pan into the fire (idiom)

Busan Metropolitan City in South Gyeongsang Province, South Korea

An airtight container or vessel designed to withstand or operate under high internal pressure, used in industry or science.