Orange Soft Rubber Tubing, 8mm Face Size_26mm showing that air resistance —

showing that air resistance — not mass — accounts for differences in fall time under gravity

ebonite lid with stirrer

Pairs 50mm of aperture with a 200mm focal length on a convex glass surface

Pack of 10 soda glass capillary tubes measures 6mm outer diameter for melting point determination and educational glass working procedures

The topics covered on this board include: Airbag construction and operation

Orange Soft Rubber Tubing, 8mm Face Size_26mm showing that air resistance —Soft orange rubber tubing at 8 mm bore, suited to moderate flow gas and liquid transfer between laboratory apparatus with resistance to acids and alkalis.