COLIN CUTHBERT / SCIENCE PHOTO LIBRARY COLIN CUTHBERT / SCIENCE PHOTO LIBRARY
Chemist writing. Chemist's hands writing in a laboratory record book. The chemist is using data from a book listing chemical compounds. Lab books are filled in during every experiment so that a record of the precise conditions used in that experiment are available. Also seen here is a test tube rack containing test tubes (which contain various liquids and solutions), reagent bottles and two pipettes.
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