The Syracuse Academy of Science is admitting what it thought was a combination carbon monoxide/smoke detector unit in the building’s cafeteria was just a smoke detector, in a statement released to NewsChannel 9.

The discovery of the carbon monoxide was made when emergency crews responded to a report of a body being found in the school's cafeteria.

A surprising 42% of homes don't have carbon monoxide detectors, but these products can save your life. Here's what you need to know about buying, installing and maintaining the devices.