Question

What get easily infested and turn into powder?​

Answer 1

Explanation:

Powderpost beetles are second only to termites in their ability to damage dry, seasoned wood. And yet, customers often receive conflicting opinions about whether the insects and/or damage they are seeing is indeed due to powderpost beetles.

Answer 2

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And more posts turn to powder than you might think, and more lumber and wood products turn to powder than you might realize, thanks to a small group of small insects called the powderpost beetles. ... These eggs hatch into tiny larvae that burrow through the wood creating sawdust-packed tunnels.