Microanalyzer

In Expert, I read that now you can do chemical analysis with a diamond needle . And the ultra-precise analyzer, which can easily track the slightest traces of one substance on the surface of another (if only the other was solid).
Yes, and spectrography will now move. Anyway, you can scan it as you like without breaking the sample.

Immediately drawn a lot of applications: from forensic to checking the presence of traces of drugs, from measuring the thickness of the deposition layer to checking its quality over the entire surface.

If only need more :)
')
UPD 10:04 06-03-07
And in the morning I wondered: why the news from the world of nanotech was noted in my Infosphere? Staring and decided to move to another branch ...