Kilo prototype mysteriously loses weight
http://news.yahoo.com/s/ap/20070912/ap_on_re_eu/shrinking_kilogram
« Two worth a squiz… Somewhere between print 1,297,813 and 1,297,815 perhaps… »
Kilo prototype mysteriously loses weight
http://news.yahoo.com/s/ap/20070912/ap_on_re_eu/shrinking_kilogram
« Two worth a squiz… Somewhere between print 1,297,813 and 1,297,815 perhaps… »
pedant: weight is not mass
“50 micrograms is roughly equivalent to the weight of a fingerprint.”
Which is slightly heavier than the breath of a unicorn but not as heavy as a fairies wing.
I think what he means is that if you weighed the ink used in making someone’s fingerprint, it’d weigh approximately 50 micrograms