Blowtorches are a versatile and powerful tool used in various industries, including welding, plumbing, and metalwork. However, if you're looking for alternative names for this tool, you can consider other synonyms like gas torches, welding torches, and soldering torches. Other terms you may use include brazing torches, heating torches, and oxy-acetylene torches, depending on the type and purpose of the blowtorch you need. Additionally, you can also look into specific brands that create these tools, like Bernzomatic torches or Worthington Industries torches. With so many options to choose from, you can find the perfect synonym to suit your needs when working with a blowtorch.