How do I get rid of the white (is it calcium deposits??) on the side of the tank, inside and outside. I read once on this forum to use vinegar, but that hasn't worked for me.
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7 frogs - 2 peepers/2 RETF's/2 WTF's/1 GTF
8 turtles - 1 wood/6 boxers/1 RES
1 Male Veiled Chameleon
and of course the usual 2 rabbits and a Weimaraner!

