Google Doodle celebrates creator of pH scale S.P.L. Sorensen - CNET
The Danish chemist was the head of Carlsberg Laboratory at the time of the scale's creation, and died in 1939 at 71 years old.
from CNET https://ift.tt/2KYZuOw
via Mobiles
from CNET https://ift.tt/2KYZuOw
via Mobiles
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