HUBERT RAGUET / LOOK AT SCIENCES / SCIENCE PHOTO LIBRARY HUBERT RAGUET / LOOK AT SCIENCES / SCIENCE PHOTO LIBRARY
Chemical toxicity testing. Scientists checking the response of a rat's eye to certain chemicals. This test is designed to help assess the likely biological response of a human eye to the same chemicals. Photographed at the International Centre for Toxicology (CIT), Evreux, France.
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