Ama-droppers athweswe iziqu asebenza ngokwenza i-vacuum eyingxenye ngaphezu kwengilazi noma ishubhu lepulasitiki. Ukukhulula i-vacuum kudonsa uketshezi ngaphakathi noma kuyalukhipha.
To use a graduated dropper, squeeze the bulb and hold the tip in the liquid. Be sure not to touch the bottom of the bottle. Release the bulb to draw the liquid into the dropper.
Squeeze the bulb to dispense the liquid.