The instructions from the new, soon-to-be-released manual for the chemistry merit badge say the indicator can be made by blending red cabbage with water and then filtering out the solid bits. Mixing ...

EFFINGHAM COUNTY, Ga. (WTOC) - In this Summer Science experiment Bailey, Lily, Ella and Reese show us how red cabbage can be used to test how acidic different liquids are. When the indicator touches ...

† Make red cabbage indicator: Shred 1-2 red cabbage leaves and freeze 1 hour in a zip-close plastic bag. Add 1/3 cup warm water, reseal bag, and squish the leaves with hands. When liquid is as dark as ...