73-201-95

Why should I use a fume extractor instead of placing fans in my shop to blow the fumes away from my welders?

The practice of using fans and blowers in this manner is called the dilution method, and while it is commonly used, this method may not be effective in removing weld fumes in any except the smallest of shops. Disadvantages include lack of uniformity in diluting the fumes throughout the shop, downstream concentration of fumes as … Read more

Why should I use a fume extractor instead of wearing a respirator?

The short answer is that a respirator protects the welder wearing it, but does nothing for nearby workers not wearing similar protection. The somewhat longer answer is that a repirator, as good as they are in protecting the person wearing one, does not capture and contain weld fumes in the general atmosphere.  As such, other … Read more

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