Question

Examples of Impurities.​

Answer 1

Answer:

◆ Sour gas is gas which is contaminated with chemical impurities, often CO₂ or H₂S.

◆ Natural gas may contain undesirable impurities such as carbon dioxide, nitrogen, water vapor, or hydrogen sulfide.

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Explanation:

Answer 2

Answer:

Saw dust, chemical waste, radioactive leftovers, etc.

Explanation:

An impurity is a substance that is not needed but infiltrates and makes the required substance less pure.

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