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Until About a Decade Ago, What Did Vending Machines in Canada

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Until about a decade ago, what did vending machines in Canada mostly sell?


Definitions:

Blood

An essential liquid in humans and animals responsible for transferring important substances like nutrients and oxygen to cells and removing metabolic waste from those cells.

Genetic Disease

A pathology caused by an abnormality in an individual's DNA, often inherited from parents, that can lead to various health issues.

Iron

A chemical element with symbol Fe and atomic number 26; an essential component of hemoglobin in the blood.

Centrifuging

The process of using centrifugal force to separate substances of different densities.

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