[An Old NCO]

Using the same technology they use for bomb detection (isotopes) sites can be set up along major routes to detect vehicles carring drugs of all sorts. The purpose of using the broad array of pot is to tune the detectors.

[dmz]

can be set up along major routes to detect vehicles carring drugs of all sorts.
__________

excellent. we can tune the thing to find and stop the drugs coming across the border, all the while the illegal flow of people continues unabated.

ah, priorities.

[Pontiac]

Using the same technology they use for bomb detection (isotopes)

This technology will not work that way. They are studying stable isotopes. The bomb detectors you are thinking about detect radiation emitted from radioactive (unstable) isotopes.