9-Piece Primary Brass Weight Set with Hardwood Storage Subcategory_Lab Burners this holder keeps light shaping

this holder keeps light shaping consistent across diffraction

generating enough output in direct sunlight to spin a small motor or propeller during photovoltaic and renewable-energy student investigations

providing hands-free terminals for series and parallel circuit demonstrations on the bench without leads dangling off the cell

momentum-conservation

Round-edged 75 x 12mm Alnico cylindrical pair

9-Piece Primary Brass Weight Set with Hardwood Storage Subcategory_Lab Burners this holder keeps light shapingPolished and lacquered brass nine piece weight set from 1 to 100 grams, each topped with a small handling knob and stored in a hardwood block for classroom balance coursework.