Today for Science with Dr. Bob we are working with an unconventional way to check the pH certain liquids. "Cabbage shows its colors as a pH indicator" · Plants are the primary producers of food and ...

Get amazed by what nature is capable to do and, why not, learn how to perform this easy demonstration at home. Red cabbage contains pH-sensitive dyes, anthocyanins, the same type of dyes responsible ...

Parental Note: Because this experiment requires the use of a stove to boil the cabbage, we strongly suggest that the experiment only be conducted with the supervision ...

Many substances have a pH value. Even your blood has a pH value. It's between 7.3 and 7.5. If the pH of your blood falls below 7 or rises above 7.8 you will die. So it can be very important to know pH ...