Cocaine breathalyser ‘one step closer’

Source: BBC News

Researchers in the US say they have developed a low-cost chip that can detect cocaine in minutes.


The team hopes it will lead to the development of a portable cocaine breathalyser that can tell if a person has used the drug.

At present, it says the chip can only analyse substances extracted from blood, breath, urine or saliva samples using a purification process.

One road safety group called the research “exciting”.

The new chip is significant because it costs only a few pence to produce.

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