Eraser.

Eraser

Among all the products that students use during their schools and college times, which product acted as the most friendly one, though, they might not be aware of it, but it is Eraser. It's Eraser which corrects the mistakes maximum number of times. So let us all know what Eraser actually made up of and how it is made. Erasers work because of friction.

Key ingredients in making Eraser are:

Natural or Synthetic rubber.
Vegetable Oil.
Pumice.
Sulphur.

Pumice

It is a Light-coloured porous rock, which is formed after explosive volcanic eruptions. Pumice makes the eraser more abrasive.

Vegetable Oil

It makes the rubber softer and easier to make the desired shape.

Sulphur

Sulphur makes rubber more vulcanized. It helps in making eraser more durable.

Different types of erasers

Vinyl rubber Eraser.
Pink Eraser.
Kneaded Eraser.
Gum Eraser.

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