1.Adulteration with water (Milk):
The presence of water can be deducted by putting a drop of milk on a slating surface.
Result : The drop of pure milk flows slowly leaving a (mark) white trail behind it.
Where as milk adulterated with water will flow immediately without leaving a mark.
2. Adulteration milk with Urea:
Test : Take a teaspoon of milk in a test tube, add half teaspoon of soybean or Arhar powder.
Mix the contents thoroughly by shaking the test tube.
Result: Change in colour from red to blue indicates the presence of urea in milk.
3. Adulterate with Starch:
Add few drops of tincture of Iodine or Iodine solution.
Formation of blue colour indicates the presence of Starch.
4. Synthetic Milk :
It has a bitter taste, gives a soapy feeling on rubbing it between the fingers and
tuns yellowish on heating.
Test for protein :
Milk can easily be tested by Urease Strip (Available in Medical Stores),
The colour of chart of the Urease Strip test shows the quantity of urea present in milk.
SIDE EFFECTS OF ADULTS:
- Neurological disorders, directly effecting the function of Heart, Kidney and Digestive systems.
- Girls attain puberty at an early age.
- Breast development in boys.
*****
0 comments:
Post a Comment