Please choose the correct ending to complete the given sentence: Work World: [header] How to take safety measures in pipe fabrication processes [title] Assess the risks beforehand. [step] Any metal fabrication process is bound to lead to certain injuries to the worker. Pipe fabrication is no exception.

Ending1: When the worker determines to purchase one, he will find out that he had to purchase less equipment or he will lose the work. If the worker determines that there are risks, he will purchase on-the-job training to aid in comparison with the rest of his team and in creating new projects. Ending2: Profit tools, for instance, are federal exemptions from build-up. Since the fabrication process interferes with the engineer's removal and repairs of a helmet and gear, it is important to recognize what you are doing. Ending3: Also, working with other workers has been outstanding for lengthy years, and is a fire hazard. [substeps] Learn about the risks inherent to set up the pipe fabrication project: the workers can build it materials, and they can dispute the equipment if the workshop is not built according to the dollar amount used. Ending4: However, such injuries can be avoided if the workers and plant manager assess the risks beforehand and install safety features or cautionary signs as applicable. For example, if a machine has many protruding sharp edges, you can put warning signs for the workers to avoid getting cut by those edges.

Answer format: ending1/ending2/ending3/ending4