The town's industrial tradition guarantees the availability of chemicals needed for cocaine processing.

Tom carried aboard his craft the chemicals needed to generate the powerful lifting gas, of which he alone had the secret.

Moreover, the chemicals needed for this process are inexpensive and abundant.

We did not turn coca into cocaine; the chemicals needed for that are made in countries like the United States.

He said the factory produces an industrial chemical needed for the process Iraq is using to enrich uranium.

He then began buying the acids and agricultural chemicals needed to produce powerful explosives.

The chemicals needed to break down the raw coca were in short supply -ether especially.

The crystals are saltpeter, one of the chemicals needed to make black powder.

The bottles and jars contained all of the chemicals needed to make up the right medicines for a particular illness.

Stable iodine is an important chemical needed by the body to make thyroid hormones.