Plastic Wave Apparatus for Longitudinal and Transverse Motion Base_Octagonal Screw-operated laboratory scissor jack features

Screw-operated laboratory scissor jack features a 6 x 5-inch steel platform with 55lb capacity and 2

and phosphorus for organic-chemistry work

and structural isomerism in introductory chemistry

sized for finer-gauge resistance demonstrations and small-scale heating elements where the heavier gauges would over-deliver current

exposing the full urinary tract for combined anatomy and physiology teaching at 15 by 9 inches

Plastic Wave Apparatus for Longitudinal and Transverse Motion Base_Octagonal Screw-operated laboratory scissor jack featuresPlastic bodied wave apparatus with eccentric discs that drive metal rods up and down as the handle turns, exposing the longitudinal and transverse components of wave motion mechanically.