Q1. List out the four requirements of gravure printing inks?
Q2. Describe the principle of lithographic printing.
Q3. Describe the needs of offset ink.
Q4. List some of the properties of the photocopier ink.
Q5. Write down the general formulation of anti-forgery ink.
Q6. Explain a method to check the drying time of an ink.
Q7. Write down the stepwise process to test acid resistance of an ink.
Q8. Explain the working of a two roll mill.
Q9. Describe the four safety measures to be taken while working in the ink manufacturing unit.