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Grand Award

Third Place
2-ENR11-c

Natural Stain Remover

Energy and Change

Grade:
2
Teacher:
Feven Afewerki

This experiment tried to remove coffee/hot chocolate, black paint, and dirt stain using baking soda with vinegar and different citrus fruits, but there was no observation of stain being removed. The pH balance of the four different mixtures ranged between 7.5 - 8.5.


Project presentation

View Project Presentation file

One thought on “Natural Stain Remover

  1. Thank you for sharing. I learned so much from this experiment and want to know more! Keep up the great work!

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