Vertical Pear-Shape Splash Head, 19/26 Socket and 24/29 Cone, Borosilicate Glass Item Type_Shaker Cast-metal base mounts a heavy-duty

Cast-metal base mounts a heavy-duty electromagnet-driven fork at ~80Hz

the universal gate from which any other Boolean function can be built in digital-electronics work

Economy wooden-ring conductivity apparatus with copper

Standard 30° apex glass prism with 30° x 30° x 120° geometry

Pairs 50mm of aperture with a 150mm focal length on a double-concave glass lens at ~5

Vertical Pear-Shape Splash Head, 19/26 Socket and 24/29 Cone, Borosilicate Glass Item Type_Shaker Cast-metal base mounts a heavy-dutyVertical pear shape splash head in borosilicate glass features 19 26 socket and cone for preventing splashing during vacuum distillation procedures.