Because the ink used, it contains chemicals that are harmful to the body and cause disease. We thus have invented artificial ink using natural materials such as charcoal.
The ink is used, Contain chemicals that are harmful to the body and also the cause of many diseases. We have invented ink using natural materials such as charcoal.
Because the ink used. There are chemicals that are harmful to the body and is also the cause of various diseases. We have invented artificial ink using natural materials such as charcoal.