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Units of Measurement
Pneumatic FRL Units
Learners examine a Filter-Regulator-Lubricator (FRL) unit that is used to prepare the air in a pneumatic system.
Measuring Gas Pressure
Learners convert units used to designate pressure. Units for pressure are atm, mm Hg, torr, and pascal.
By Dr. Miriam Douglass Dr. Martin McClinton
Types of Power Sources for Gas Metal Arc Welding
Learners view wire feed power sources ranging from 110-volt, single phase units to 460-volt, three-phase units. A description and photos of each are provided.
By Dave Hoffman
Work and Power (Screencast)
Learners examine the formulas for calculating work in ft-lb units and power in ft-lb/min. units.