A simple hands-on science experiment demonstrating how soap repels germs, shown using black pepper and water. A great visual for teaching hygiene concepts.
A hands-on hygiene science demo
A photo demonstrating the soap and black pepper experiment, showing how soap on a finger causes pepper (representing germs) to scatter away from the water's surface.
A simple hands-on science experiment demonstrating how soap repels germs, shown using black pepper and water. A great visual for teaching hygiene concepts.
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