How Is Ink Made?
Ink is made from a pigment, or dye, and a liquid, called the vehicle, in which the dye is dissolved. There are two chief types of ink: Writing ink which can be washable...
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What Is an Aerosol?
What Is an Aerosol? An aerosol consists of fine particles of liquid or solid substances suspended in the air, or in any other gas. It is not, as many people think,...
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Where Does the Wax Go When Candles Burn?
Where Does the Wax Go When Candles Burn? Nowhere-it simply changes into other substances. That is what burning does to everything. The moment you put a match to the...
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Why Do Water Pipes Sometimes Burst in Winter?
Why Do Water Pipes Sometimes Burst in Winter? Cold water pipes may burst in winter when the outside temperature falls below 0°C (32 °F) and the water turns to ice. The...
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What Makes You Feel Dizzy?
What Makes You Feel Dizzy? Dizziness most commonly occurs when a person who has been moving around with speed stops suddenly. The sensitive liquid in the inner ear,...
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