If polyethylene glycol (PEG) is hygroscopic, how does it protect wood? – chemistry.stackexchange.com 00:35 Posted by Unknown No Comments Archaeologists and conservators use polyethylene glycol (PEG) to replace water inside wood to protect it from shrinking and expanding with changes in humidity. But it is hygroscopic—even more so than ... from Hot Questions - Stack Exchange OnStackOverflow via Blogspot Share this Unknown
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