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.
Simple Atwood Machine, include Apparatus and 2 pulleys connected by a rod, 1.75inch plastic pulleys connected to a 3inch rod, Overall length is 8.25inch, Two pulleys are connected by a metal rod.