Cabot Corporation to Webcast Annual Meeting of Stockholders

February 28, 2008

BOSTON, Feb. 28 /PRNewswire-FirstCall/ -- Cabot Corporation (NYSE: CBT) announced today that it will webcast its annual meeting of stockholders at 4:00 p.m. (ET) on Thursday, March 13, 2008.

(Logo: http://www.newscom.com/cgi-bin/prnh/20000323/CABOTLOGO )

The meeting is being webcast by Thomson/CCBN and may be accessed at Cabot's web site at http://investor.cabot-corp.com. For those unable to participate during the live webcast, an archived copy will be available until March 27, 2008 on the Company's website at http://investor.cabot-corp.com.

About Cabot Corporation

Cabot Corporation is a global specialty chemicals and materials company headquartered in Boston, MA. Cabot's major products are carbon black, fumed silica, inkjet colorants, capacitor materials, and cesium formate drilling fluids.

Contact: Investor Relations
(617) 342-6129

SOURCE Cabot Corporation

Web site: http://www.cabot-corp.com