Sloping Pear-Shape Splash Head, 29/32 Flask and 29/32 Condenser Cones, Borosilicate Glass Mechanics_Kinematics Tracks a trapped gas volume

Tracks a trapped gas volume against temperature in a graduated borosilicate U-tube with bulb set inside a 1000mL water-jacket beaker and stirrer

Square-section aluminum 42-inch bench graduated in 1cm steps along its 100cm rail

100ml capacity Pear Shaped Separating Funnel

Seventy-times enlarged skin cross section reveals epidermis

Unfinished wood pipette rack holds 12 pipettes vertical in a 14

Sloping Pear-Shape Splash Head, 29/32 Flask and 29/32 Condenser Cones, Borosilicate Glass Mechanics_Kinematics Tracks a trapped gas volumeSloping pear shape splash head in borosilicate glass fits 29 32 flask with cone sizing for vacuum distillation with splash prevention.