Resonance Apparatus, Acrylic tube approx. 98 cm long and 2.5 cm diameter mounted on retort stand with clamp and boss, with metal vessel, connecting tubing and spring clip supported on iron ring. Dimensions: Weight (lb) 4.8x Length (in)39.0xWidth (in)3.9xHeight (in)3.1
Harmonic Motion Spring, ideal for demonstrations or hands on experiments in the physics classroom, 7 inches (18 cm) long with a maximum diameter of 1.4 inches (3.5 cm) and a spring constant (k) of 9.6 N/m
DR MED* 19in Laparoscopic Forceps - 360 deg Rotation, 19in in length. Near the handle, knob that to provide complete control, The ends of the forceps are made of 100% stainles steel
Kit Lead An Element Of Danger Single, Contains: Student instructions, Santiagos blood sample, Lead Test Paper, Blood Lead Concentration Color Chart, Simulated samples of dust, water, soil, and pottery, 4 labeled droppers, 4 Lead Test Swabs, Lead Test Sheet
Electrophorus - Demonstration, Comprises a thick plastic base with four rubber feet alongwith with 18 cm diameter aluminium plate with an insulating handle. Produce a strong spark repeatedly, without recharging. 18 cm diameter aluminum plate