Harbottle, teaching tool for introducing pressure and discussing its applications, such as vacuum cleaners, flight, pumps, weather, and even how we breathe, balloon and a bottle, Measures 5In in diameter. Grades 5 and up
Atmospheric Mat with Hook, Measures 10.5 x 10.5 In, durable, thick rubber mat has a simple design that demonstrates a powerful concept - Atmospheric Pressure
Steam Generator, Thick-Walled, Aluminium Can With Nozzle For Steam Outlet. Two Rubber Stoppers - One Solid And The Other With A Hole For A Thermometer, A Tripod Stand And One Sample Cup With Handle.
Jolly bulb metal - superior, Palm-sized, hollow metallic ball with a manometer connected to it for demonstrating change of pressure in a closed volume of air when heated or cooled, 80 mm diameter
Bourdon Gauge, Circular Gauge Of Dia. 100mm, Dial Reads 0-2.5Kg/Cm2, Circular Gauge Having Overall Dia. Of 100 mm And A Depth Of 40 mm The Dial Reads 0-2.5 Kg/Cm2 Dia About 100 mm. An Actual Working Gauge Is Mounted In Our Specially Designed Transparent Polycarbonate Case
Racing Rings consists of three rods one each of copper, aluminum and PVC, Ring magnet is dropped down the PVC rod, it falls unobstructed, Two metal rods create an induced magnetic field to that adds resistance to the rings travel, metals are different, they fall at different rates