FQ

Graduated glassware; laboratory chemical reactors; measuring glassware; laboratory equipment, namely, cupels; distillation apparatus for scientific purposes; flasks for laboratory use; stills for laboratory experiments; laboratory equipment, namely, crucibles; educational apparatus, namely, manipulative blocks used as teaching aids for the visualization of math concepts; apparatus and instruments for physics, namely, test weights, prisms for scientific purposes, ammeters, barometers and spectroscopes