The gas named carbon monoxide or CO has been known as “silent & invisible killer” owing to the reason that it doesn’t have any color, smell, or taste. This gas has been a dominant reason for casualties owing to air poisoning in several countries all over the world as it is marginally less dense ...

To maintain adequate control of security as well as access in your home, building, or residential complex, the installation of a video intercom is very useful, since it allows you to verify in real-time that who visits as well as accesses your residence. The important thing to consider when ...