Pouring green paint into white top view. Texture of acrylic color mixture close-up. Painting walls, renovation concept.
Adding purple powder into flask with green solution close-up, making a mixture. Modern laboratory concept. Chemistry reaction and experiments, chemical researching.
The interaction of ferric chloride and potassium thiocyanate iron III retinide is formed. Research. Close-up
Worker Operating Welding Machine in Factory. Pvc Window Welding Machine. Aluminium Window Frame Press Machine. Worker produces a window from
Footage of a scientist putting some drops into an Erlenmeyer flask...
