洗剤のサンプルを研究する保護服の研究室のアシスタント,研究作業 - ストックフォト＆画像

Toxic laboratory worker studying blue fluid in test tube harmful work conditions

Worker of scientific lab holding test tube with biological hazard sign, harm

Worker of illegal fuel lab holding in hands test tube with flammable additive

Female researcher in protective suit showing oil liquid in test tube, poison

Woman in protective suit examining green liquid ionizing radiation, illegal lab

Female lab worker showing test tube with detergent, chemistry, caution sign

Laboratory assistant pouring petrochemical into test tube, petroleum industry

Scientist in gas mask holding test tube with dangerous substance, biohazard

Lab assistant wearing glasses, reflection of test tubes with chemical substance

Scientist pouring mineral oil into test tube, production from petroleum products

Biochemistry scientist showing generic caution sign in hand, warning disaster

Worker of disease control center going to study toxic blood for cure invention