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Recently, a research group led by Chu Yannan and Huang Chaoqun from the Institute of Health & Medical Technology of the Hefei Institutes of Physical Science (HFIPS) developed an effective method for on-site detection of methamphetamine (MA) in the presence of nicotine via homemade ion mobility spectrometry. [...] MA is a highly addictive stimulant that affects the central nervous system. The on-site rapid detection of trace amounts of MA and screening illicit drugs in clandestine laboratories are important for drug enforcement agencies and the forensic community in general. [...]