Red Cabbage and Beetroot can be used but what else?
grapes
red cabbage
beetroot juice and chinease rose leaves can be used for indicators.
bellpepper
When was the forst vegatable indicator made in? When was the forst vegatable indicator made in?
cabbage juice is a natural pH indicator
It indicates that the vegetable has carotene in it.
You can make a vegetable coulis out of any vegetable.
HYDROGEN
Soybeans, vegetable oil,Soybeans, vegetable oil,
To pickle a vegetable it is usaually preserved in vinegar. Vinegar is acidic so would naturally affect the colour of the indicator.
Gords
Vegetable Oil is used to make biodiesel, and corn is used to make ethanol for a gasoline substitute.
Cucumber