Natural Indicators

This video is the practical demonstration of natural indicators, rose petals, herbal (hibiscus) teas, grape juice, apple skins, to test if a solution is an acid or base. Natural indicators are the substances that we find in our environment, that can change color and tell us if the given solution is acid or a base. ATTENTION: This demonstration is intended for and should only be performed by certified science instructors in a safe laboratory/classroom setting.

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