This study guide is part of a program of studies entitled Science and Engineering Technician (SET) Curriculum. The SET Curriculum integrates elements from the disciplines of chemistry, physics, mathematics, mechanical technology, and electronic technology with the objective of training technicians in the use of electronic instruments and their applications. The following topics are included: (1) welding; (2) soldering and brazing; (3) plastics fabrication; (4) tubing and piping fabrication; (5) materials, properties and testing; (6) heat treating; and (7) finishes. (Author/SK)