Read the practice scale · complete picture words
Paper practice scale, not actual instrument use. Equal marks are 0,10,20,30,40 mL; the marker is exactly at 20 mL. Actual scaled-instrument use requires taught procedure and an observed actual reading.
This original SVG uses our own shapes and wording. Colour is optional; all information is named in words. Print in grayscale, or use this full no-image version.