“Bisphenol A has been most highly publicized for it’s presence in clear and colored transparent polycarbonate plastic, because of the popularity of using this plastic for water bottles. Bisphenol A leaches from polycarbonate as the plastic ages. The rate of degradation depends on how the plastic is used. If exposed to acid or alkaline solutions, or heated, the rate of leaching increases.”
Read more here:
http://dld123.com/q&a/index.php?cid=1614
A few of the commentators recommended the SleepRight dental guard because it’s BPA-free.
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