G
G. Morgan
I came across this link that explains the working principles behind the two
types of scanners in use. I thought it was informative.
http://www.msnbc.msn.com/id/36058522/ns/travel/
(there are 3 slides, need to click thru to see them all)
types of scanners in use. I thought it was informative.
http://www.msnbc.msn.com/id/36058522/ns/travel/
(there are 3 slides, need to click thru to see them all)