ANSWERS: 4
  • Chemical used by investigators to locate blood, even if it has been cleaned or removed. Using its natural property of chemiluminesence, it fluoresces under a certain wavelength of light if blood is present. The glow lasts for about 30 seconds and is blue. Luminol reacts with the iron in haemoglobin, a pigment present in blood.
  • DITTO Chemical used to location blood evidence or blood splatter it can break down blood evidence & make it worthless when collection DNA...
  • A liquid that they spray around crime scenes to see if there was any traces of blood present.
  • "Luminol is a chemical that exhibits chemiluminescence, with a blue glow, when mixed with an appropriate oxidizing agent. Luminol is a white-to-pale-yellow crystalline solid that is soluble in most polar organic solvents, but insoluble in water."

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