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Expert's Corner — dusting

Coating Over an Existing Finish: A Risky Business that Sometimes Works

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Finishes deteriorate as they age. First they dull, then they begin to crack. Exposure to light in the higher ultra-violet ranges, such as sunlight and fluorescent light, accelerates the deterioration. Finishes also get damaged from abuse, which can cause a surface to look bad. In some cases, the only way to repair the deterioration or damage and make the furniture or woodwork look good again is to strip off the old finish and refinish. There are many situations, however, where applying a coat or two of finish on top of what is already there can make the old deteriorated or...

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TIP: Vacuum For Dusting

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TIP: Vacuum For Dusting

The best way to remove sanding dust is with a vacuum because it doesn’t kick sawdust into the air as a dust brush does. You could also use compressed air if you have a good exhaust, but the exhaust is usually in a spray booth and that’s not where sanding wood usually takes place. It’s best to vacuum off the sanding dust after each sanding grit to remove all the coarser grit particles that may be left.

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