Erasers are made of a unique blend of synthetic rubber or vinyl that can be used to lift marks on the surface of paper through abrasion. They are great for clearing away mistakes on paper ...

Apple, Google, and Samsung are competing on multiple fronts—from phones, to health apps, to smartwatches—and that rivalry ...

PREMIUM QUALITY-- Made from high quality plastic, durable and very convenient.It can be directly put into a school bag or handbag, you can use it anytime and anywhere. SIMPLE OPERATION-- Powered ...

Melamine sponges pose a hidden danger to the environment, according to researchers. Read Magic Erasers Have a Dark Side — and It Might Ruin the Cleaning Tool for You from Money Talks News.

Magic Erasers, which are essentially melamine sponges, are made of melamine, an organic compound that is rich in nitrogen and surprisingly adept at cleaning gunk off car windows. Melamine is a ...

An curved arrow pointing right. Watch full episodes of the Science Channel series "How It's Made" on the Science GO app or at: http://insder.co/HowItsMade More from ...

The pencil “lead” is actually a mixture of graphite and clay. More clay in the mixture makes the lead harder. A harder lead has a higher number. Pencils are numbered from 1-3 but most people use a ...

For most of them, she embraced an unusual process unlike ordinary drafting: Instead of making her marks with pencils, she did it with erasers. Brown began with found book pages that she chose ...