Electrical appliances must be tested and confirmed to be safe for use, according to health and safety standards in many countries. There are a variety of items that must be tested and tagged every few weeks or yearly to verify that they are safe.
Electrical appliances must be tested and confirmed to be safe for use, according to health and safety standards in many countries. There are a variety of items that must be tested and tagged every few weeks or yearly to verify that they are safe.