a carbon or metal device through which an electrical current is passed in order to subject substances to heat treatment that isolates and identifies the chemical composition of that substance
by forensics geek November 27, 2003
chemiluminescent compound that, when sprayed on even trace amounts of blood, reacts with the iron in the hemoglobin and causes the blood spot to glow with a blue light; effective even on surfaces that have been wiped clean of visible blood.
by forensics geek November 27, 2003
by forensics geek November 27, 2003
dark purple dye that stains skin cells on adhesive surfaces (such as duct tape). used for lifting fingerprints from surfaces. the term is often given, loosely, to all methyl violets
by forensics geek November 27, 2003