another note dont hold it in the same hand you turn the tap on with :wacko: some how had a hand full of broken glass but not a single cut lucky
I really need a new testing tube though, mine is starting to get quite dirty, and tasting the samples within can not be good for me.
Don't hold it horizontally with the lid off the tube, and turn quickly.
Centrifugal force is a cruel prick indeed. <_<
best way is to drop them on cement a few times after use, its the best way to get all that crap off them
And make it all wobbly.
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