ESA see-through security in worldwide service
The odds are high that you have already interacted with one of ESA's most-far-reaching inventions without realising it. Terahertz security cameras—currently employed in 18 countries including many major airports and the LA Metro—scan passengers for concealed weapons or contraband in their clothing from up to 10 meters away, operating on an entirely passive, non-invasive basis.
from Phys.org - latest science and technology news stories https://ift.tt/2OkAypn
from Phys.org - latest science and technology news stories https://ift.tt/2OkAypn
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