Generally (but not always) pronouns stand for (pro + noun) or refer to a noun, an individual or individuals or thing or things (the pronoun's antecedent) whose identity is made clear earlier in the text. For instance, we are bewildered by writers who claim something like. They say that eating beef is bad for you.
A wire feeder may be used for machine or automatic welding and must be the constant speed type. The wire feeder must have a speed adjustment covering the range of from 10 in. per minute (254 mm per minute) to 125 in. per minute (3.18 m per minute) feed speed. PAW or plasma arc welding using an automated process.
The Complete Guide to Finding the Best Plasma Cutter for Yourself. Plasma cutters serve to a good variety of industrial projects. From cutting thick and thin steel sheets to various shapes and sizes, molding structures and many other likewise tasks, a fine and sharp plasma cutter is a must. Plasma cutting is not the easiest kind of welding work. One needs a lot of experience and practice to master the technique.