a natural substance is something that is found again and again in many different forms eg. salt (also a reoccurring substance)
A substance in its pure and natural form is one that has not been altered or mixed with other substances. It exists in its original state as found in nature, without any additional processing or refinement.
A substance made from natural gas or petroleum is typically a hydrocarbon-based product such as gasoline, diesel, propane, or plastic. These substances are derived from the refining and processing of natural gas or crude oil.
It is any natural substance, organism, or energy from that living things use.
Yes. Water is a naturally occurring substance.
"mineral" ;p
Yes.
Natural Resource
Natural gas is a physical substance.
Natural gas is a physical substance.
Yes, stone is a natural substance, not man-made.
No natural substance is equal in hardness to a diamond.
a magnet Actually named magnetite, but it is a natural magnet.
A diamond
Diamond
A substance in its pure and natural form is one that has not been altered or mixed with other substances. It exists in its original state as found in nature, without any additional processing or refinement.
Diamond
Air is natural and it is invisible. Yes, it is possible for a natural substance to be invisible, although it rarely happens.