How Are Diamonds Used in Industry?
Industrial diamonds are used for such a wide variety of purposes that a sudden shortage would cause havoc in many branches of manufacture an
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Grinding
Why Do Some Birds Eat Grit?
Why Do Some Birds Eat Grit? Birds which peck grain and other seeds also peck grit to help them to digest these hard foods. Because birds hav
Why Do Crocodiles Eat Rocks?
Why Do Crocodiles Eat Rocks? Crocodiles swallow rocks to aid in grinding food for digestion. The crocodile swallows its prey whole, or tears
How Do Birds Chew Their Food?
How Do Birds Chew Their Food? Birds have a unique way of chewing their food. They must swallow their food whole because they have no teeth.
How Is Flour Made?
We would not have any bread (or many other foods) if we didn’t have flour. Flour is made by grinding, or milling, cereal grains into fine po