OSHA, IOSH, NEBOSH Certificates

Companies and factories demand professionals to have NEBOSH, IOSH, and OSHA certificatesto be hired in the occupational health and safety field. Write a paper answering the followingWhat is the difference between OSHA, IOSH, and NEBOSH?– Why is it important to have OSH certificates?– What certificates do OSHA, IOSH, and NEBOSH offer?– What are the differences between these certificates?– Which certificates are more recognizable?