A scientist in a lab mixing a red content in an erlenmeyers flask looks into camera and smiles
A scientist adds some water into an erlenmeyer flask
A scientist in a lab putting some chemicals into an erlenmeyers flask due to test the hardness of the water - the water is soft and the content becomes blue
A man checking the hardness of the water in an erlenmeyers flask-the water is soft due to the blue color
LAB MIXTURES SWIRLING AND BUBBLING. Close-up slider shot in 4K, HLG, 10 bit.
Time-lapse of a man checking the hardness of the water
A scientist in a lab mixes an Erlenemeyer flask with some blue content in it
A hand with blue medical gloves mixing some chemicals in a test tube
Lab doctor pouring transparent liquid in lab flask with pipette. Medical research in laboratory. Clinical trial in medical lab. Close up of lab worker pouring chemical liquid in flask
Somebody pouring fresh water into an erlenmeyers flask
A scientist holding two test tubes, the result of water hardness test, one good and one bad result
Footage of testing the PH value of the water with an electric device
Scientist doing chemical experiment, super slow motion, shot at 240fps
Female scientist pouring chemical reagent in lab flask. Closeup of woman scientist doing chemical reaction. Lab technician doing laboratory testing. Scientist hands doing laboratory research
A young scientist mixes chemicals in an erlenmeyer flask
Scientist checking erlenmeyer flask with chemicals and writing results
Laboratory glass Erlenmeyer conical flask filled with chemical white liquid for a chemistry experiment in a science research lab
Female scientist mixing chemicals in erlenmeyer flask
Chemist mixing chemicals in erlenmeyer flask, super slow motion
Water purification test. Drop blue liquid in test tube with clean water. Scientist doing chemical experiment
A crazy scientist looking at two test tubes and shouting at somebody...
LAB STIRRER BEGINS TO SPIN. 4K close up in HLG 10 bit, 4:2:2.
LABORATORY BEAKER ELECTRICALLY STIRRED. 4K close-up with negative space.
Medium shot of blond female teacher in lab coat and curious schoolchildren looking at chemical reaction in classroom
Close up shot of a pink and a blue test tube, in a lab, being mixed by a scientist
A young scientist demonstrating water hardness tests, highlighting the benefits of soft water
The closed flask are standing on a shelf
A scientist putting some drops into an erlenmeyer flask
Demonstration of liquid concentration changes
A young scientist demonstrating water hardness test with a thumbs up
A scientist indicating that a man who works in a lab must wear protection glasses...
Chemist or medical research scientist adds fire to a violent chemical reaction. Chemical experience
Chemical reaction in volumetric flask glass in laboratory. The chemical pink reagent in a transparent bottle. Chemical reaction
Chemist or medical research scientist adds chemicals to a flask for a violent chemical reaction
Practical chemical tests in school laboratory. Violent chemical reaction on a white background