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.
FCAW-S Basics: Fast, No Gas Cylinders Required The self-shielded process usually is not the first a welder learns, but it can be one of the most effective. by Tom Myers and Frank Dragolich, Jr. Self-shielded flux-cored arc welding (FCAW-S) wire is the industryâs multitasker. All at once, it produces its own shielding to help protect the arc, handles contaminants on the steel, deposits weld metal that meets structural requirements, and forms a fast-freezing slag over the weld metal.