Acetylene Gas torch used in welding

Why is acetylene used in welding?

The combination of oxygen and acetylene to cut metals has been in use since approximately 1906. Over the years, acetylene has earned a recognition as one of the safest, yet strongest welding gas. But, there is a rising misconception that propane is a better welding gas than acetylene. This post shares differences between these gases and discusses the benefits offered by acetylene gas in detail.