Which of the following statements is not true about lockout/tagout? a. lockout/tagout involves placing a physical lock and a tag on electrical equipment b. lockout/tagout is intended to ensure that electricity is not returned to the equipment by anyone until it is safe. c. lockout/tagout is necessary prior to working on electriikcal equipment d. lockout/tagout is to be used only in extreme cases of potential electrical hazard

The right option is; D

Lockout/Tagout is to be used only in extreme cases of potential electrical hazard is the statement that is NOT true about lockout/tagout.

Lockout/tagout is a safety procedure that is usually performed in  industries to ensure that dangerous electrical equipment are brought to a zero-energy state by properly shutting them. Lockout/tagout involve the isolation of harmful energy sources in machines and making it inactive by locking it before work is commenced in the machine. After locking the isolated power sources, a tag is then placed on the lock to indicate the person that placed it. Lockout/tagout helps to protect employees from accidental startup of a machine. It is not be used only in extreme cases of potential electrical hazard but also in minor cases.