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The biohazard symbol was designed in 1966 by Charles Baldwin, environmental health engineering environment working for Dow Chemical Company overpressure products. It is used in the labeling of organic biological materials, which represent a considerable risk to health, including viral samples and hypodermic syringes.

In short, this symbol is widely used to report harmful substances particularly dangerous for living beings.

Biohazard symbol can be black, fluorescent orange or orange-red color. The background color is not required, while there is sufficient contrast symbol The biohazard symbol to be clearly defined.

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