FPCalc - Version 1.0 A quick calculation source for engineering data relating to pneumatic and hydraulic installations. Enter data on volumes, pressures, torques, horsepower, flow rates, and quickly get answers for your designs. Three tabs in the well- designed dialog box let you choose pneumatic, hydraulic, or fluid compatibility information. The compatibility section offers a database to choose the appropriate material for valves, tubing, and seals -- based on the nature of the fluid to be contained. Online help explains the various calculations for each of the three program areas. Try this easy-to-use tool for ten days or ten uses before you must register.