Ephedra may also be used as a precursor in the illicit manufacture of methamphetamine.

The volume and extent of the illicit manufacture of a narcotic drug or psychotropic substance creates serious public health or social problems, so as to warrant international action.

The similarity in chemical structure to the amphetamines has made pseudoephedrine a sought-after chemical precursor in the illicit manufacture of methamphetamine and methcathinone.

In the thirteen years that Prohibition had been in effect, there was a great proliferation of people involved in the illicit manufacture, importation, and distribution of alcohol.

It was a safeguard against the illicit manufacture of incriminating evidence.

Ephedrine, pseudoephedrine, and phenylpropanolamine are precursor chemicals used in the illicit manufacture of methamphetamine or amphetamine.

Both the illicit manufacture and diversion of illegal explosives to the consumer market have become a growing problem in recent years.

Precursor chemicals are substances that, whilst used legitimately in industry, may also be used in the illicit manufacture of controlled drugs.

This is, therefore, an attempt to achieve the harmonised monitoring of the trade in drug precursors and to prevent their being diverted into the illicit manufacture of narcotic drugs.

That is why we must control trade in the so-called precursors, or chemical substances used in the illicit manufacture of these types of narcotics.