Venturi Tube Classroom Display Apparatus, 18" Tall Neulog_Accessories Shopping for someone else but

Shopping for someone else but not sure what to give them

Adjustable locking hook positions items 110 mm from the support rod on this suspension clamp

Cubic 16 by 16 by 16 cm footprint defines this autoclavable polypropylene test tube basket

converting solar radiation to measurable thermal energy on an 18-inch-tall stand

Pocket-sized 45mm aluminum compass with a graduated dial

Venturi Tube Classroom Display Apparatus, 18" Tall Neulog_Accessories Shopping for someone else butVisualizes the Venturi effect on an 18 inch backboard, where colored liquid in a U shaped section shifts measurably as air blown through a constricted glass tube creates pressure differences.