Live 3345.mp4 -

Supplementary video files in academic journals (such as ACS Nano ) showing experiments like "CCF contents" or molecular demonstrations.

Right-click the file and select "Properties" (Windows) or "Get Info" (Mac) to see the date it was created. Live 3345.mp4

Look at where you downloaded it. If it was from a scientific paper, it likely demonstrates a chemical reaction or microscopic process . Supplementary video files in academic journals (such as