A kék kesztyűs munkás vékony napelemes alkatrészt alkalmaz a modern gyártóüzem közelségében - Stock felvétel és videó

Workers apply coating on solar panel sheet with spray and put onto battery at modern production plant closeup

Scientist working in laboratory making experiments and research to develop products, coronavirus concept

Test tube in the hands of a laboratory worker. 4K

Close up of female scientist working in laboratory

Test tubes, analyzes, medicine doctor medical technology

Workers apply coating on solar panel sheet with spray and put onto battery at modern production plant closeup

KAZAN, TATARSTAN/RUSSIA - DECEMBER 20 2019: Employees in protective wear cover solar panel cell with special material in modern production workshop closeup on December 20 in Kazan

KAZAN, TATARSTAN/RUSSIA - DECEMBER 20 2016: Side view young laboratory assistant in white coat looks at operating tool and makes notes in lab journal on December 20 in Kazan

Side view lab assistant in white coat and gloves shakes bulb and liquid changes color from pink to clear

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