When two steel bins tend to be guaranteed with present conducting wires for security. It's regularly move combustible liquids from a single container to another. It equalizes the electric prospective limiting static and spark. Make reference to grounding.
Safety practice for which two metal pots are related to a current-conducting cable. Utilized particularly whenever transferring a flammable liquid from 1 container to another, its purpose should equalize electric potential between your containers and therefore prevent a static discharge which will cause a spark to ignite the liquid or its vapors. See also grounding.