date:Sep 07, 2012
grains settle down
Dhatura
Dhatura seeds are flat with blackish-brown edges that can be separated upon close examination.
Burnt kernel
The affected wheat kernel has a dull appearance, is blackish in colour and smells like rotten fish.
Sella rice (parboiled rice)
Metanil yellow
When a few grains of sella rice are rubbed in the palms of both hands, the yellow colour is reduced or disappears. When a few drops of diluted hydrochloric acid are added to a few rice grains mixed with a little water,