Half a croissant, on a plate, with a sign in front of it saying '50c'
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wearable terahertz radiation emitter

 emit radiation and hide guns with it
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This wearable device would emit terahertz radiation on the outside in precisely the same amount as skin reflects it. Under this there would be an absorption layer and under this whatever one wants to hide.
—Voice, Mar 04 2011

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       sp: absorption?
—rcarty, Mar 04 2011
   


 

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