Welding is a process used in fabrication for thousands of years. Different types of welding help fabricators forge swords, build ships, build furniture, and more. There are many kinds of welding to choose from, each with specific practical applications. When you start, you will find that some welding types are easier to learn, while other processes can take years to master. Different types of welding work indoors, while others are best applied outdoors. We cover TIG, MIG, ARC, and more.