Date: Thu, 12 Feb 1998 14:09:32 -0500 From: James Tovee <106361.2125@compuserve.com> To: cp@opus.hpl.hp.com Message-Id: <aabcdefg571$foo@default> Subject: Perlite v polystyrene
It would be safer to use horticultural perlite. All polystyrene
cannot be bad as it is used for pots and trays to rear plants commercialy=
=2E
Jim Tovee
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