Stock symbol: CST Outstanding shares: 26,530,779 QUEBEC, Feb. 2 /CNW Telbec/ - On March 30, 2005, CO2 Solution inc. ("CO2 Solution") and SiliCycle inc. ("Silicycle") announced an agreement for the development of an industrial technique for enzyme attachment to a silica substrate. It is important to point out that the enzyme is at the core of CO2 Solution's process. After several months of hard work on the part of the two scientific teams, the interim assessment of the results was completed last January 27. For CO2 Solution, the results indicate that this development will provide three major key elements: - greater enzyme efficiency - lower system costs - better strategic positioning of its technology platform. For SiliCycle, these results are promising in view of its strategy to add new products to its existing line of products, which are sold in 30 countries. REMINDER The public offering is still underway and the closing date is scheduled for next February 27th. Keep in mind that these shares are eligible for RRSP and Quebec SME growth stock plan (100% tax return in Quebec). About CO2 Solution CO2 Solution is an environmental biotechnology firm that supplies products and services related to CO2 management and reduction in a climate change context. About SiliCycle The nature of SiliCycle's activities is based on the development, production and marketing of innovative high-quality silica-based products that meet the needs of a worldwide clientele. The TSX Venture Exchange has neither approved nor disapproved the information contained herein and accepts no responsibility for it.