Measure the mass of an eyelash with a DIY microbalance

  Applied Science
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I built a microbalance based on a design by Paul Grohe:  ...  It is has a precision of about 5 micrograms, and I measured a single eyelash at about 35 micrograms. The balance is built from an analog panel meter that

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Measure the mass of an eyelash with a DIY microbalance
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