Specific Gravity Kit with Newton Scale and 3 Metal Cubes Light & Optics_Color Precision-cut interchangeable plugs in split

Precision-cut interchangeable plugs in split brass contact blocks select between constantan-wire decades

this super-taster set pairs PTC

this cover-protected single rheostat carries a constantan winding with 4mm safety socket terminals

Used to draw electrons from glass and ebonite rods during rubbing

Built for detailed cell study

Specific Gravity Kit with Newton Scale and 3 Metal Cubes Light & Optics_Color Precision-cut interchangeable plugs in splitMeasures specific gravity with a complete kit: 1N 100g dynamometer, aluminum displacement vessel, catch bucket, and three 0. 75 inch metal cubes in iron, copper, and aluminum.