by BrichesNhose May 11, 2011
by eda-skip October 20, 2021
Refers to threads on a screw, nut, bolt, etc. To tighten, you turn to the right (clockwise). To loosen, you turn toward the left (counter clockwise). A few exceptions exist, notably old propane cylinders and some pipe fittings.
by Okie Dokie December 08, 2005