Question

Write any 4 natural substance ​

Answer 1

Explanation:

Any natural substance that humans use can be considered a natural resource. Oil, coal, natural gas, metals, stone and sand are natural resources. Other natural resources are air, sunlight, soil and water. ... Natural resources are used to make food, fuel and raw materials for the production of goods.

Answer 2

Natural Substances - Substances that are naturally present in the environment but still may expose organizations to environmental liability .

Examples include mercury , arsenic , asbestos , pyrite , silica and radon .