Simple Machines Gear Rack Model Pack Size_12 Twelve-slot natural wood buret rack

Twelve-slot natural wood buret rack organizes vertical buret storage and simultaneous titration setup in chemistry and analytical laboratory classrooms

Cork-lined stainless steel safety flask tongs lock jaws around flask necks to prevent accidental drops during transfer of hot distillation vessels between bench stations

and four rotary controls

Thirty-atom organic chemistry model set with 24 short and long bonds

Twenty-nine labeled features across outer

Simple Machines Gear Rack Model Pack Size_12 Twelve-slot natural wood buret rackRotation to linear gear rack simple machine model converting circular gear motion into straight line rack travel, demonstrating the mechanism behind crankshaft pistons and steering racks.