NCCER Welding Level 1 Module 1: Safety Accurate 100%

Arc burn - ANSWER burn to the skin produced by brief exposure to intense radiant heat and ultraviolet light Bonded - ANSWER the permanent joining of metallic parts to form an electrically conductive path that will assure electrical continuity and the capacity to safely conduct any current likely to be imposed on it Carbon steel - ANSWER an alloy of iron combining iron and usually less than 1 percent carbon to provide hardness Electric arc - ANSWER the flow of an electrical current across an air gap or gaseous space Electrically grounded - ANSWER connected to Earth or to some conducting body that serves in place of the earth Electrode - ANSWER the point from which a welding arc is produced Flash burn - ANSWER burns to the eyes sometimes called welder's flash; caused by exposure to intense radiant heat and ultraviolet light Flux - ANSWER a material used to dissolve or prevent the formation of oxides and other undesirable substances on a weld joint Fume plume - ANSWER the fumes, gases, and particles from the consumables, base metal, and base metal coating during the welding process