Pouring viscous fluids are often faced with the fact that the jet begins to envelop the edge of the neck of a can or a jar, especially if it is thick and rounded.
So the pot does not get dirty enough to paste over the neck of any adhesive tape: it will make the edge sharp, which even the last drop is not delayed, and hence does not drain to body capacitance.
Recommend to read
SECRETS FLAPPING FLIGHT
...Model takes off from any position. It was enough to tighten the rubber motor, and two-winged "bird", vigorously rebounding wings, began the rapid acceleration into the sky. She looked...
TIMER WITH FOLDING WINGS
Timemay any flight models are, in fact, consists of two clearly differentiated stages. The first — motor climb. The main objective here is any means for a strictly limited time for a...