Tego Chemie Service has introduced a new, silicone-free deaerator for ultraviolet/electron-beam systems that combines the highest possible compatibility with high effectiveness, the company reports. TEGO® Airex 920 is a polymeric deearator that is both solvent- and silicone-free. Applications include overprint varnishes, clear and pigmented wood and furniture coatings, and high-gloss and matte formulations.