HOW TO… Practical projects to try at home
Make a red cabbage acid test
Test the pH level of household products with this vegetable
DON’T DO IT ALONE
IF YOU’RE UNDER 18, MAKE SURE YOU HAVE AN ADULT WITH YOU
YOU WILL NEED:
• A red cabbage
• Boiling water
SOME THINGS TO TEST, INCLUDING:
• Lemon juice
• Bicarbonate of soda in water
• Spray cleaning product
• Bleach
• Rain water
• Tonic water
1
Gather your equipment
© Illustrations by Ed Crooks
First, you will need one red cabbage and some boiling water. It’s up to you which substances you test, but for the best range of alkalai to acid results, we recommend testing the various products and naturally-occuring substances in the list above.