Question

Lamp black is used in making eyeliners (kajal).

• A. True
• B. False

Answer 1

The correct option is A

True

When turpentine oil or kerosene oil is heated in a limited supply of air it burns with a sooty flame that contains large amount of unburnt carbon and this black smoke is collected in form of black powder over damp blankets kept inside the chambers. The collected powder is called lamp black which is used to make eye liners (kajal)