glass petri dishes

Jerome Freed jjfreed at
Mon Feb 3 11:23:19 EST 1997

Yes, bake glass Petri dishes dry to sterilize them, as suggested by
Keith from Mankato.  But it is convenient first to wrap them in Aluminum
foil.  Then they can stay on the shelf, sterile, as long as you wish.

Ah, the old times!

Jerry Freed

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