12-Piece Polypropylene Density Cylindrical Bars Set with Wooden Storage Glass Dishes & Jars_Glass Evaporating Basins and calibration work

and calibration work

Box-joint straight artery forceps with serrated jaws clamp vessels and tissue during specimen dissection

and chemical identification of textile materials

Labeled relay demonstration circuit where the coil-powering circuit remains completely separate from the switched circuit

suited to transferring crucibles around open-flame chemistry work

12-Piece Polypropylene Density Cylindrical Bars Set with Wooden Storage Glass Dishes & Jars_Glass Evaporating Basins and calibration workWooden block housed polypropylene density kit of 12 bars at identical 0. 5 inch diameter with varying lengths, a low density polymer reference for mass volume density graphing.