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Looking for some experiments you can do at home with every day items? Look no further!
DIY Red Cabbage pH Indicator
Want to check if something is an acid or an alkali? Make your own indicator.
You will need:
Anything you want to test.
If the substance you are testing is an acid, the indicator will turn a bright red/pink colour. If the substance is neutral it should remain purple and if it is an alkali it will turn blue.
Can you find out why the red cabbage indicator changes colours?