Fire fighting is the work which is done to extinguish fire. In this firefighter fights fires to prevent the loss of different type of stuff and also saves the destruction of our environment and the property. Fire hydrant systems are installed in buil...
In the electrical wiring of buildings, a cable tray system is used to support insulated electric cables used for power distribution and communication. Cable trays are used as and alternative to open commonly used for cable management in commercial an...