It can be used to react with many organic compounds.

However, other elements can sometimes be found in organic compounds.

At least three things are necessary for life to develop - water, organic compounds, and heat.

In 1893 it was estimated that 60 000 organic compounds were known.

Astronomers think the color is because of organic compounds on its surface.

It is also used to add lead to other organic compounds.

It is almost never found outside of an organic compound.

It is used to look at the structure of certain organic compounds.

With respect to these organic compounds this is not quite the case.

Reducing the amount of organic compounds is necessary for two reasons.