👉 A vial is a container used to store and transport biological materials, such as blood or vaccines. It typically consists of a transparent glass or plastic cap with a narrow opening at the bottom for easy access, and it has a lid that seals the material inside. Vials are commonly used in research laboratories, hospitals, and clinical settings to safely store and transport samples from laboratory to laboratory. Vials can be made of various materials such as glass, plastic, metal, or paper, and they come
