Laboratory Worker Scientist Laboratory Assistant Tests Chemicals for Reactions in Flask, Interfering

Alpha Channel: No, Looped Video: No, Frame Rate: 25, Resolution: 1920x1080, Video Encoding: Photo JPEG, File Size: 307.09mb, Number of Clips: 1, Total Clip(s) Length: 0:36, Source Audio: No

Laboratory worker scientist laboratory assistant tests chemicals for reactions in flask, interfering with different substances and obtaining a visual reaction. Concept of: Science, Chemistry.

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