Chemical detection of fingerprints, Utilize alternative methods for detecting fingerprints. Examine some possible methods of gathering evidence when dusting for fingerprints is not effective.
Mouthpiece, Disposable, For a more sterile environment, use the cardboard mouthpieces to help eliminate the spreading of contagious material between students
Determination of blood type using real blood and saliva, Kit Includes: 500ml Isopropyl Alcohol 99.9%, 150ml Saline 0.9%, 30 Saliva Collection Cup, 150 Graduated Pipette, designed to allow students to test their own saliva to determine their ABO blood type.
Polyurethane Foam kit, to explain how when two viscous liquids are mixed together, they initiate a reaction producing a light weight polyurethane foam, Includes: 1 x 500ml Polyurethane Foam System, Part A (Mixture), 1 x 500ml Polyurethane Foam System, Part B (Mixture)
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