Turning CO2 into chalk
Date : 2008 02 19 Category : Technology CNET News.com
Video: Turning CO2 into chalk. Carbon Sciences says it has come up with a relatively efficient way to turn carbon dioxide from smokestacks into chalk, which can then be used to make drywall or other products. CNET News.com's Michael Kanellos checks out the company's mobile prototype with CEO Derek McLeish.