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In materials science
Burette Brush has a twisted wire handle
solvent filters
and educational institutions
Van De Graaff Upgrade Kit For Old Models class In materials scienceThe Van De Graaff Upgrade Kit is suitable for both small and large models. It enables conversion of very old models (that have a non ball bearing upper pulley) to later models with ball bearings in the upper pulley. The kit also replaces the pulley mounting and combs, and includes a new charging belt. A Van de Graaff generator creates and accumulates a significant amount of static electricity on a metal sphere. Upgrade Kit Includes: 1 x Top pulley
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