Individuals have been introduced to drawings used to lay out and install plumbing systems. They recognize the role of specifications and codes. They can identify scales, dimensions, and symbols used in plumbing and mechanical drawings, and are able to interpret information found on isometric, oblique, orthographic and schematic drawings. They understand how to sketch orthographic and isometric plumbing drawings. They are familiar with submittals, fixture drawings, exploded views and cutaways.

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