실험실에서 과학자 진동 및 테스트 튜브에 빨간색 일부 화학 물질을 혼합
Close up shot of a hand holding and mixing two test tubes with red and blue chemicals in it
손 지주의 총을 닫습니다과 빨간색 화학 물질 테스트 튜브를 혼합
Quality check of beverages in a laboratory, the samples are put into test tubes then being mixed
A young scientist holding, mixing and looking at a test tube with a red-pink content in it...
Close-up - the scientist dispense the fluid into a test-tubes
Young brunette man looking at the test-tube at the laboratory. Close up of atractive male scientist frowning. Brunette caucasian lab worker examining some test
Empty test tubes in rack. Lab worker preparing laboratory glassware. Close up of laboratory test tubes. Scientist hand preparing laboratory glassware. Hand in medical gloves preparing test tube
Pharmaceutical researcher in lab. Woman scientist mixing liquid in test tube. Lab technician conducting pharmaceutical research. Close up of pharmaceutical scientist working with liquid in flask
Lab flask in scientist hand. Female scientist hands mixing blue liquid in glass flask. Laboratory testing. Science laboratory research. Close up of lab worker holding test tube with liquid
Close up handheld footage of female scientist doing scientific test with blue liquid from test tubes. Chemical reaction.
Close up of scientist typing on her laptop and smoking blue fluid in test tubes. Scientist woman in laboratory.
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