In which way did Title VI, Section 608 of the Clean Air Act additionally regulate refrigerant technicians?
A) It banned the disposal of ozone-depleting units. B) It limited their abilities to repair most units.
C) It required that they hold a certification. D) It eliminated prior refrigerant standards.
C
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Which type of corrosion occurs in areas where the material has external or internal forces pushing or pulling against it?
a. preferential b. electromotive c. stress d. battery
Most products are made from ____ that allow you to view an object with the line of sight perpendicular to the surface you are looking at.
A. technical illustrations B. isometric projections C. perspective drawings D. orthographic drawings E. none of the above
What is the heart of the basic ammeter, voltmeter, and ohmmeter?
A. D'Arsonval meter movement B. Electrodynamometer movement C. RSHUNT D. Energized circuit current
Forging to join metals uses:
A) Additional filler metals B) Electric resistance C) Heat and pressure D) All of the above