How to Use a Fire Extinguisher

How to Use a Fire Extinguisher. Accidents happen. Be prepared to fight your own fire by learning how to use a fire extinguisher. You will need Courage Calm and fire extinguisher. Step 1. Know how fire extinguishers are classified. Class A extinguishers are for common combustibles like paper or wood; Class B are for flammable […]

Boiler Repair|&|How to Replace|Maintenance|Tube Welding?

[Music] knowing why two fails and what to do about it is important because it is essential that failures be repaired what we’re going to do now is take a look at some ways of fixing boiler tube failures all the repairs will be dealing with require welding in a boiler this work must be […]