Why We Eat Slate Pencil?

People experiencing food insecurity or hunger pain may find themselves drawn to eating chalk. While your brain knows chalk isn't food, your body can see chalk as a solution to a hunger pang or a nutritional deficit, signaling a desire or “craving” for it.

What is slate pencil made of?

Slate pencils in India, normally are made from a type of sedimentary rock known as Shale, which is composed of mud that is a mixture of clay minerals (kaolinite,montmorillonite and illite) and small quantities of other minerals especially quartz and calcite.

What are the uses of slate pencil?

A slate pencil was used to write on the slate board. It was made from a softer and lighter coloured stone such as shale or chalk. Usually, a piece of cloth or slate sponge was used to clean it and this was sometimes attached with a string to the bottom of the writing slate.