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11 votes
11 votes
What resource is used to make fertilizers and other products such as toothpaste and insecticides?

Coal
Limestone
Phosphate
Silica

User Peterphonic
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1 Answer

12 votes
12 votes

Answer:

Silica

Step-by-step explanation:

The most commonly used abrasives are hydrated silica (softened silica), calcium carbonate (also known as chalk), and sodium bicarbonate (baking soda).

User Yuchao Zhou
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