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ストックビデオID: 309956700
Worker of scientific lab holding test tube with biological hazard sign, harm
Female in protective uniform showing irritant liquid in tube insecticide testing
Woman in protective mask and respirator demonstrating inflammable liquid in tube
Laboratory worker in safety glasses checking meat sample in tube quality control
Diagnostics Sars-CoV-2. Beautiful girl laboratory assistant in the laboratory holds a test tube with a blood sample infected with coronovirus Covid-19.
Toxic laboratory worker studying blue fluid in test tube with harmful sign
Lab chemist checking black liquid in test tube, oil expertise, quality control