Glycerin, 50 ml

For marking field lines; glycerine is placed in a cuvette as a conductive liquid, the graphite pencil can then be used to record the field lines on a piece of paper lying on the floor;
Liquid: glycerine
Filling quantity: 50 ml
Dimensions (of the bottle): D=40 mm, H=90(130) mm
Mass (with bottle): 80 g