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<div style="direction: ltr;font-family: Tahoma;color: #000000;font-size: 10pt;">Don't use Naphthalene! Freezing at -25 C or colder is best.<br>
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<div style="direction: ltr;" id="divRpF867367"><font color="#000000" size="2" face="Tahoma"><b>From:</b> nhcoll-l-bounces@mailman.yale.edu [nhcoll-l-bounces@mailman.yale.edu] on behalf of Christopher Kemp [cjkemp@gmail.com]<br>
<b>Sent:</b> Monday, March 09, 2015 1:01 PM<br>
<b>To:</b> nhcoll-l@mailman.yale.edu<br>
<b>Subject:</b> [Nhcoll-l] Caring for insect collections<br>
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<div dir="ltr">Another quick question. (You're all an amazing resource.) In the past, insect collections were protected from unwanted insect pests with naphthalene. How was that applied? Now, instead, collection are periodically frozen. To what? To -80C? And
when did that change take place? Thanks!<br clear="all">
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