Properites of Toothpaste, Forensic Kit, Includes: Microscope slides, Coverslips, Deer hair sample, Cat hair sample, Human hair samples, Forceps, o determine the origin of a hair sample from a crime scene in relation to hair samples from four known suspects
Color: Black. Made out of 100% natural rubber with three stainless steel ball valves. For use with pipets of 1mL to 45mL capacity and an outside diameter of 4-8mm (100mL with repeated evacuation). Simple three-step process eliminates dangerous mouth pipetting.
STEM Investigations: Design a Water Filter, Students will learn about the processes performed at water treatment facilities, and then engineer their own small scale filtration plant. Kit contains enough materials for 15 groups of students
Combine a garden/standard 10-gallon aquarium into an aquaponics ecosystem. The fish feed the plants/the plants clean the water. Includes custom grow-bed housing, pump/timer, clay pebbles, plumbing components, light-bar/detailed instructions
Adsafe* CPR Resuscitator mask only, Elastic green strap to keep mask in place on patient, Not made with natural rubber latex, ergonomically shaped mask with soft-air cushion for leak-free performance, easy grasp, and patient comfort, Pocket storage case
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