4-Metal Density Cylinder Set, 1.5 x 0.4" Item Type_Net holding under at least 100

holding under at least 100 Newtons of separation force after hand-evacuation of the air between them

101-piece teacher-grade molecular model set with 51 atoms and 50 bonds covering carbon

this polished hardwood funnel-and-burette stand adjusts height up to 18 inches for consolidated benchtop chemistry workflows

delivering wheel-driven power to a lamp or a Newton color disc

4-Metal Density Cylinder Set, 1.5 x 0.4" Item Type_Net holding under at least 100Four metal cylinder set at identical 1. 5 by 0. 4 inch dimensions in aluminum, zinc, copper, and steel, holding volume constant across specimens for isolated density comparisons.