These regulations are in place to safeguard employees from any risks and guarantee the effectiveness and calibre of welding work. AS4603 is a specific safety standard that deals with welding and cutting equipment. It emphasises the correct use, upkeep, and testing of flashback arrestors such as gas systems and flashback arrestors. It is legally required to adhere to these requirements in order to maintain workplace safety and ensure that welding jobs are completed precisely and carefully.