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bigben2k · 11-09-2002, 11:21 AM

A styrofoam cup dissolves quickly because it's very porous, and has lots of air in it. Put acetone against a hard plastic, like a PVC fitting, and it will only soften up, increasingly over time, until it gives (PVC will soften up, right?).

11-09-2002, 11:21 AM	#49
bigben2k Responsible for 2% of all the posts here. Join Date: May 2002 Location: Texas, U.S.A. Posts: 8,302	A styrofoam cup dissolves quickly because it's very porous, and has lots of air in it. Put acetone against a hard plastic, like a PVC fitting, and it will only soften up, increasingly over time, until it gives (PVC will soften up, right?). __________________ WBTA (Water Block Testing Alliance) Nordic Hardware WC 101