This company introduces the PC500 Series, a surface-tension-analysis tool with patented, fully automatic, point-by-point calibration and dynamic curve generation. This new feature provides a fast and accurate method for dynamic surface tension characterization. Features include: viscosity compensation; automatic surface age calculation; measurement under pressure (up to 225 psi); and full calibration and flow-rate automation. For more information, call 480/924.1744, e-mail sensadyn@ix.netcom.com, or visit www.sensadyne.com.