To prevent short circuits
"Do you know what you can do to prevent a short circuit?"
"Short circuits are often the cause of fire at home and can be caused by the improper use of power strips and extension cords...."
"...or because electrical equipment is not properly maintained."
"By taking a few simple measures, you can reduce the risk of fire in your home."
"For example, make sure that equipment is plugged in correctly....
... and turn off electrical devices when not in use.”
"For more information on preventing short circuits, please visit www.rijksdienstcn.com."