Running vehicles in an enclosed parking garage produces a build-up of carbon monoxide (CO). At levels of 3,200 parts per million (ppm), carbon monoxide causes death within 30 minutes, so the air has to be vented to avoid a CO build-up.
Read more: http://bit.ly/6sqdLx
Tags: Carbon Monoxide, CO, Garage, Parking, Underground
You can follow any responses to this entry through the RSS 2.0 feed.
You can leave a response, or trackback from your own site.
