Press Releases Discus Dental's ZOOM!™ Chairside System Reaches Milestone in the Dental Market Place Culver City, CA (November 18, 2002) - Discus Dental, Inc., the nation's leading developer of tooth whitening and dental hygiene products for the professional dental community, is proud to announce the 4,000th installation of their trend-setting ZOOM! ™ Chairside Whitening System into dental offices throughout the country. Since its launch in November 2001, the ZOOM! Chairside System has taken dentistry by storm. Running at an average of over 330 ZOOM! Chairside System office installations per month, the product has received an incredible professional reception, dramatically increasing Discus Dental's market penetration. At this pace, Discus Dental's ZOOM! Chairside Whitening System's professional popularity will surpass 5,000 installations early next year. Designed for busy lifestyles, Zoom Chairside lets the dental professional deliver an average of eight shades in about an hour. This simple and safe procedure involves a short isolation process, the ZOOM! lamp, and the specifically formulated, light-activated 25% Hydrogen Peroxide ZOOM! Whitening Gel. The ZOOM! brand represents the most comprehensive whitening offering in dentistry today. In addition to the ZOOM! Chairside System, Discus Dental recently introduced the ZOOM! ™ Take- Home Whitening System; another revolutionary new product that whitens patient's teeth an average of over 6 shades* in just three overnight applications. "These innovative products represent Discus Dental's commitment to professional whitening by dentists," said Jim Roth, Director of Whitening for Discus Dental. "After-all, only a dentist can get your teeth their whitest. And today with ZOOM!, professional whitening is an even faster, better choice for patients versus over-the-counter strips and paint-on gels." For more information on these products, call 800-442-9448 or visit www.discusdental.com. * Studies available upon request. About Discus Dental Founded in 1989, Discus Dental, Inc. is a leader in the dental industry in the marketing and distribution of premium aesthetic and clinical products to dental professionals. The company also provides practice building tools and services as well as expert industry training for the dental community. Discus Dental was founded in 1993 and is headquartered in Culver City, California. More information is available at www.discusdental.com