Ассистент в белом халате и перчатках встряхивает лампочку и жидкость меняет цвет с розового на прозрачный - Стоковое видео

Expert marking tube with raw oil, laboratory conducting researches of wells

Biochemist looking at green powder sample in petri dish through magnifier, lab

Medical analyst placing meat to petri dish, observation of spoilage process

Laboratory technician holding blood bag in blood bank 4k

Female scientist working in laboratory

Closeup skilled lab assistant in blue gloves pours clear mucus into lab glass in modern researching laboratory

Closeup person in blue rubber gloves and lab coat pours clear slime into empty bulb in plant researching laboratory

Closeup scientist hand in blue rubber glove pours raw oil into dimensional high beaker with little water at workplace

Scientist in gloves pours liquid into beaker with pink sample changing color to clear in laboratory closeup

KAZAN, TATARSTAN/RUSSIA - AUGUST 22 2017: Man in grey Tatneft coat pours crude oil into small bulb and looks at black liquid with happy smile on August 22 in Kazan