Adjustable Wooden Funnel Stand for 1 Funnel, 17" Tall, 1.5" Hole Material_Zinc Hand-cranked pulley steps up to

Hand-cranked pulley steps up to a smaller dynamo pulley through a rubber belt

Laboratory table clamp mounting rods to benches up to 2

Simulates kinetic gas theory through an electric motor vibrating a transparent tube of small steel balls

and HVAC work

this Van de Graaff generator delivers spark-producing high-voltage demonstrations in the physics classroom

Adjustable Wooden Funnel Stand for 1 Funnel, 17" Tall, 1.5" Hole Material_Zinc Hand-cranked pulley steps up toAdjustable height from 3 to 16 inches distinguishes this polished hardwood single funnel stand, supporting a 1. 5 inch funnel during gravity filtration in chemistry classrooms.