Skimmed milk has a little more calcium than semi-skimmed, which in turn has a little more calcium than whole milk. The reason is simply that as the fat is removed, the watery proportion of the ...

Gently add one or two drops of red, blue, and yellow food coloring to the same spot in the center of the milk ... You could compare the way the different soap or detergent makes the colors move. We ...

The virus is not harmful to humans but can lead to blue, swollen tongues in animals, reduced birth rates and limited milk yields ... the zones to cover the whole of Kent and East Sussex.