NCCER Welding Level 1 Module 1: Safety Exam 2025 Questions & Answers with 100% Correct Answers | Verified

burn to the skin produced by brief exposure to intense radiant heat and ultraviolet light - Arc burn 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 - Bonded an alloy of iron combining iron and usually less than 1 percent carbon to provide hardness - Carbon steel the flow of an electrical current across an air gap or gaseous space - Electric arc connected to Earth or to some conducting body that serves in place of the earth - Electrically grounded the point from which a welding arc is produced - Electrode burns to the eyes sometimes called welder's flash; caused by exposure to intense radiant heat and ultraviolet light - Flash burn a material used to dissolve or prevent the formation of oxides and other undesirable substances on a weld joint - Flux the fumes, gases, and particles from the consumables, base metal, and base metal coating during the welding process - Fume plume carbon steel dipped in zinc to inhibit corrosion - Galvanized as defined by OSHA, this term refers to an atmosphere that poses an immediate threat to life, would cause irreversible adverse health effects, or would impair an individual's ability to escape from a dangerous atmosphere - Immediate Danger to Life and Health (IDLH)