Someone in the lab go measure silver nitrate outside on the weighing scale and thinking its white powder, never clean up, next day come kena from B:
Muahahaha
Sorry, very sadistic today.
But the note B: put up, is really first class bashing man! got arrow from masking tape point to the spot some more. Super on to whack the poor student.
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Then common lab got one hood leak. Something wrong with the hood, not the filter. Some people tried to service but after a few days, still cannot use. Dont know what's wrong.
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