Air-Cooled Rheostat, 36Ω, 300 x 44mm Subcategory_Wash Bottles and workshop tasks

and workshop tasks

9-piece organic chemistry and distillation glassware set provides comprehensive apparatus for laboratory synthesis and separation procedures

Flame stabilizer on this LPG Bunsen burner maintains a steady cone across drafts

this 20mm-diameter steel helix carries longitudinal

Two-speed ticker timer kit printing 25 or 40 dots per second on paper tape via carbon discs

Air-Cooled Rheostat, 36Ω, 300 x 44mm Subcategory_Wash Bottles and workshop tasksAir cooled rheostat at 36 ohms and 3A with constantan winding on a 300x44mm vitreous enameled tube, with a slide bar carriage and three binding posts at the winding ends and slide bar.