02:37
The Power of Sulfur: A Journey through Science and Industry
02:56
Learn about the history of coal and how to obtain it
06:16
How to make calcium carbonate at home🦪🥼 | Easy way and from scratch
01:37
Dilution d'une solution🧪| exemple et calcul
01:06
Presenting the channel of "The Researcher Marwan"
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About
With science and knowledge, we can explore our world and find out our identity.
"The Researcher Marwan" channel presents to you:
✓Scientific experiments in the laboratory and at home.
✓Study of animal behavior.
✓Collect natural resources.
✓Study scientific articles.
All this on my channel in English, French and Arabic
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