A scientific term used by chemistry students in certain cases:
a: you just spilled boiling acid down your pants
b: you just knocked the
bunsen burner over and set fire to your pants
c: you just swung your arm through the
bunsen burner flame and set fire to your lab coat.
d:you knocked the
bunsen burner over and set fire to the teacher's pants.
e: you set fire to your eyebrows
Can be used interchangably with: ohshit ohfuuuuuck! fuck!