Terms of the Trade: What Is a Respirator? Terms of the Trade: What Is a Respirator?

DIYers should wear this breathing device on their faces if they're working around dust, smoke, and other harmful substances including asbestos and paint. This one pictured has cartridges on each side that purify the air through a filter before it's inhaled. The cartridges can be replaced or there are cheaper, disposable options available without cartridges.

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