Problem wbnitride SNF 2010-04-05 12:13:18: some sort of chemical residue all over bench

grahamab at grahamab at
Mon Apr 5 12:13:18 PDT 2010

resembles ammonia fluoride crystals, but not quite the same.  anyways, it's all over the dump rinser, underneath one of the tweezer clean beakers, next to the recirculator, etc.  basically it looks like someone let chemicals drip all over the place and dry.  

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