Hand-held device comprised of chemical and heat sensors for the detection of explosives

'chemic':7 'compris':5 'detect':13 'devic':4 'explos':15 'hand':2 'hand-held':1 'heat':9 'held':3 'sensor':10

Colorimetric surface swab to indicate presence of chemical or biological substance

'biolog':10 'chemic':8 'colorimetr':1 'indic':5 'presenc':6 'substanc':11 'surfac':2 'swab':3

Drug testing kits comprised of medical diagnostic reagents and assays that test for the presence of illicit narcotics

'assay':10 'compris':4 'diagnost':7 'drug':1 'illicit':17 'kit':3 'medic':6 'narcot':18 'presenc':15 'reagent':8 'test':2,12

FIELD FORENSICS

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