Syringe turns blood red when it’s been used

Syringe turns blood red when it’s been used

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The re-use of unsterile needles can cause a variety of infections such as Hepatitis B and HIV, and is the cause of 1.3 million deaths worldwide, according to the World Health Organization. The LifeSaver hypodermic needle could put an end to those fatalities, by changing color once it’s been used to alert medical professionals.

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