One alternative involves placing the explosives in a sealed container, along with a rubbery organic polymer known as polydimethylsiloxane (PDMS). The PDMS proceeds to absorb the vapors given off by ...
A U.S. Customs and Border Protection K9 officer rewards his dog on Nov. 28, 2017, after locating narcotics hidden in a package at the International Mail Facility in Chicago. (U.S. Customs and Border ...
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