US$ 29.95
Offering four-decade rotary selection from 0 to 11
Plastic-bodied wave apparatus with eccentric discs that drive metal rods up and down as the handle turns
supporting small-feature eye anatomy teaching
Battery-powered iron-clad electromagnet that lifts up to 100 pounds from its end hooks on four C cells
and commutator function from the inside out
Tirrill Burner with Octagonal Base, Natural Gas Physics_Heat & Thermodynamics Offering four-decade rotary selection fromTirrill burner on a stable octagonal base adds air, flame, and gas control on natural gas for high temperature chemistry heating applications.
US$ 29.95
US$ 10.00
US$ 150.00
US$ 99.00
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US$ 65.00