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Vial

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A vial is a very small bottle.

Vial examples
Vial examples

People use them to hold liquids, powders, or even tiny pills. Many vials are made of glass. Others are made of plastic.

COVID-19 Vaccine vial and syringe - US Census
COVID-19 Vaccine vial and syringe - US Census

Vials are helpful in science and medicine. Doctors use them to store medicine. Some vials are for a single dose. This means you use them only one time. Other vials are multi-dose. You can use these more than once. The CDC has rules for these vials.

Hinge top vials on a vial rack
Hinge top vials on a vial rack

Vials come in many shapes. Some are shaped like tubes. Others look like tiny bottles with a neck. The space in the neck is called the headspace. Vials often have flat bottoms. This helps them stand up on a table. Some plastic vials have hinge caps. These caps snap shut when you press them. You might also see screw vials. These use a cap that twists on. Some glass vials use a cork or a rubber stopper. Small lab bottles are sometimes called bijou bottles. These often hold about 10 milliliters of liquid.

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🖼️ Images & Media (5)
File:COVID-19 Vaccine vial and syringe - US Census.jpg
COVID-19 Vaccine vial and syringe - US Census.jpg
File:Vial examples.jpg
Vial examples.jpg
File:Ögondroppar2.jpg
Ögondroppar2.jpg
File:Double-handled vial Louvre MND1503.jpg
Double-handled vial Louvre MND1503.jpg
File:Hinge top vials on a vial rack.jpg
Hinge top vials on a vial rack.jpg
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