[Audio] In this unit, we'll take a look at the important topics of Heating and Welding. We'll begin by exploring the various types of heating processes and examine how we can use them in engineering applications. We'll also investigate the various types of welding processes that are available, and look at how they are used in industrial settings. Lastly, we'll discuss some of the safety measures that should be taken when using heating and welding techniques. By the end of this unit, you should have a good understanding of how these processes are used in industrial applications..