RCD or residual current device is a piece of fundamental protection equipment in the electrical system. An RCD is used principally to guard a person against serious electrical damage. If there is a fault with an instrument in the home, the RCD answers because of...

Portable fire extinguishers have become an unavoidable thing in a workplace or business premise. The advantages these products offer is highly appreciable. These devices help you control small fires effectively. However, you have to clean up fire extinguisher before returning to business as normal. How...