Which type of scientific instrument, once common in pharmacies, uses a beam balance to weigh tiny quantities by comparison with standard masses?
Before digital scales took over British chemists' shops, weighing medicines was a delicate art performed with brass and ivory.
Anoniem stemmen is mogelijk. Registreer voor een profiel en score.
Meer in Wetenschap
Trending vandaag
123
Be honest: do you make a little 'oof' noise every time you get up off the sofa?
π©Ί Health Β· 30 votes
Which Coronation Street character did Deirdre Barlow have an affair with in 1983, nearly leaving husband Ken?
β€οΈ Relationships Β· 29 votes
In the Middle Ages, ale with breakfast was normal. Would a pint with your cornflakes get you through a Monday?
π History Β· 28 votes