Clean and consumable water is a very important contribution of the plumbing industry. Not only does it look after the supply of water but also has devoted itself in the welfare of the health and hygiene of the society. While it might be stereotyped as a not-so-yielding occupation, plumbing in fact is a powerful economic engine, facilitating employment for many. With the perks for flexible work hours and no technical retirement age, plumbing is a great occupational field for many. Follow our site to learn more on plumbing in USA, its requirements and the different laws and restriction of each state.