Footage - chemistry class in elementary school. the teacher shows the color change of the substance diluted in water. adding a reagent for the experiment
chemistry class in elementary school. the teacher shows the color change of the substance diluted in water. adding a reagent for the experiment
Footage ID : 107123226
Duration : 30.04s
Media Type : Footage
Model Released : Yes
Copyright : Iaroslav Iakimchuk
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