The basics of the boil are simple: A big pot and a way to heat it; water; seasoning; veggies; lively crustaceans and newspapers to dump the crawfish on. Many people, however, have turned this into an art form. Others want to try it for the first time, or -- and this is a big group -- improve their skills.
UV can cause burns, as well as have damaging effects on one's eyes. Damage to the lens of the eye can lead to arc-eye, which is an uncomfortable and often untreatable condition in that makes it feel as if there is sand in one's eye. Exposure to infrared radiation (IR) - IR is also created by the electric arc from welding and other metalworking equipment.
1 The choice of a welding power source depends upon the process of welding.  There are two types of welding power sources. 1.constant current power sources. 2.constant voltage power sources.