Commercial Diving is also known as Underwater Welding is considered as one of the most dangerous jobs in the world. The nature of work is basically on the elevated pressure water either in a dry or a wet environment. It was first invested by Konstantin Khrenov, a Russian metallurgist in the year 1932. Today, commercial diving plays a major role in the underwater world. For more details, visit https://tipsforboatmaintenance.weebly.com/home/commercial-diving-a-risky-job-in-the-underwater-world