What Is Clay?
Clay is a special kind of earth. It is made up of the smallest particles of rock, tinier than those in most other kinds of soil. The minerals that make up ordinary clay...
Read MoreClay is a special kind of earth. It is made up of the smallest particles of rock, tinier than those in most other kinds of soil. The minerals that make up ordinary clay...
Read MoreHow Are Toy Balloons Made? The balloons you see at the circus or a birthday party began as latex, the milky liquid of rubber trees. In the balloon factory, workers dip...
Read MoreHow Are Felt-tip Markers Made and How Do They Work? A felt-tip marker is a pen which has its own ink-source, and a tip made of porous, pressed fibers such as felt....
Read MoreHow Are Party Balloons Made? The balloons you see at a birthday party or a circus began as latex, the milky liquid of rubber trees, and can be filled with air, helium,...
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