lefty loosy righty tighty 

lefty loosy righty tighty is the oppisite of righty tighty lefty loosy you tun left to tighten and right to loosen propane cylinders and fittings often use left handed threads

i was trying to hook up a propane tank not knowing you go lefty loosy righty tighty i finally figured it out and got the propane tank hooked up

lefty loosy righty tighty by bluebear December 18, 2021

righty tighty lefty loosy 

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.

"How do I get this screw out?"
"Righty tighty lefty loosy!"

righty tighty lefty loosy by Okie Dokie December 10, 2005