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compoundchem: This Week in Chemistry: Colour-changing polymer camouflage, storing images in DNA, bullet-obliterating metal foams, and more! http://goo.gl/01u3E2
xxx pics
[cock ] [cockcompare ]
compoundchem: This Week in Chemistry: Colour-changing polymer camouflage, storing images in DNA, bullet-obliterating metal foams, and more! http://goo.gl/01u3E2
