Students view a video that shows the correct methods for starting a GTAW weld pool and adding filler. It focuses on the two problems that many students have – adding filler too soon and angling the torch so that the filler melts prematurely on the filler rod. Note: This activity is 3.6 mb.

This document is a visual and text description of the three-wire method for measuring screws for use with a lathe.

Students read how to set up the optical comparator edge detector in this interactive learning object.

In this learning object you'll view a list of ways to keep the area around the machine shop safe.

In this interactive learning object, the learner practices sizing a tank-type water heater for one- and two-family residences, townhouses, and apartments with individual water heaters.

The learner assigns water supply fixture units and pipe sizes to a water distribution system using the Wisconsin Plumbing Code and a uniform pressure loss worksheet.

Learners follow steps to size an interior grease interceptor in a plumbing system that is collecting deleterious materials from a commercial kitchen sink. A brief quiz completes the activity.

In this animated object, learners examine how hydraulic jump affects drain flow and pneumatic pressures in the drain system.

In this interactive learning object, the learner practices sizing a tank-type water heater for one- and two-family residences, townhouses, and apartments with individual water heaters.

Trade Terms