2.0 mil polypropylene. 20.3x30.5cm. For disposal of biohazardous materials requiring autoclaving. Resists punctures and tears. Maximum autoclave temperature 135[degree]C. Wire closure. Meet ASTM D1709-98. Printed "AUTOCLAVED" indicator. Orange.
Garage Physics Ballista Kit, Explore torsion springs, forces, energy transformation, mechanical advantage, and projectile motion in this fully-functional ballista, Contains ballista and ping pong ball, Press fit assembly, Comes with a educational guide
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