11 x 17 inch Laminated Periodic Table Placemat with 2016 New Elements Graduations_100mL 05±ml tolerance and 0

05±ml tolerance and 0

5A single-phase rheostat with cover-protected constantan winding on a 200x56mm tube and 4mm safety sockets

generating opposite charges along its length to compare negative and positive triboelectric behavior side by side

and segmented body structure for parasitology teaching

sized for hands-on Ohm's-law measurement and series-parallel comparison without rewiring between values

11 x 17 inch Laminated Periodic Table Placemat with 2016 New Elements Graduations_100mL 05±ml tolerance and 0Laminated 11x17 inch periodic table placemat with the four 2016 named elements (Nh, Mc, Ts, Og), durable lamination protecting against spills for daily reference at home study or classroom desks.