How Does a Graduated Dropper Work?

Graduated droppers work by creating a partial vacuum above the glass or plastic tube. Releasing the vacuum draws the liquid in or dispenses it.
plastic dropper bottle songmile

Graduated droppers work by creating a partial vacuum above the glass or plastic tube. Releasing the vacuum draws the liquid in or dispenses it.

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.

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Are Plastic Caps the Unsung Heroes of Product Packaging?

Plastic caps may be the most inconspicuous yet critical components among the numerous things we buy and use on a daily basis. They silently guard the necks of bottles, performing numerous functions such as product protection, ease of use, and environmental recycling. Today, let’s look at these little plastic caps and how they play an important part in product packaging.

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