You have not used a ball valve for a long time (at least a year). Now you have a need to either open it or close it. But ... to their surprise, they found that the handle could not be turned. Let's try to develop a crane.
You have not used a ball valve for a long time (at least a year). Now you have a need to either open it or close it. But ... to their surprise, they found that the handle could not be turned. Let's try to develop a crane.