The term JOINS WITH A BLOWTORCH can be summarized as WELDS, which is a five-letter word. Welding is a process that involves joining two or more pieces of metal together by melting them with a blowtorch. It is a common technique used in many industries, such as automotive, aerospace, and construction. Welding is a skill that requires precision and safety, and it is often used to create strong and durable connections between metal components.