What Are the Dangers of Toner Ink Exposure?

Written by ts jordan
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Disposing of hazardous substances properly should be your foremost concern when dealing with household products; and although you might not think so, toner ink is potentially more dangerous than you might have imagined. This is typically contained within the ink cartridges for your printer, so be careful when swapping them out.

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Respiratory Infection

Exposure to toner ink comes typically through inhalation, so respiratory infection and irritation is the primary danger of toner ink exposure. To avoid this, keep your mouth and nose covered while changing the ink cartridges in your printer.


Carbon black, the material in toner ink cartridges, is classified as a class 2B carcinogen. This means that it may be carcinogenic (cancer causing) in humans. While a definitive answer is not known, err on the side of caution when disposing of cartridges.

Other Reactions

Aside from those, the other possibility is situation specific in that you could have a potentially adverse allergic reaction to toner ink. While this is not a major risk, it is still cause for caution, so proceed immediately to the doctor if you have any lingering symptoms following exposure to ink.

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