Answer:

torsion

Answer	Crossword Clue
TORSION	Mechanical twisting
TORSION	Twisting force
TORSION	Act of twisting

TORSION	Twisting
TORSION	Force applied to open a jar
TORSION	State of being twisted [1933]
TORSION	Act of twisting.
TORSION	State of being twisted.
TORSION	Process of twisting
TORSION	Result of doing the twist?
TORSION	Force applied to a jar lid

TORSION	Twister's force
TORSION	Kind of spring found in a mousetrap
TORSION	Twisting effect