Combined Formula Wheel
A more comprehensive and useful tool is the combined formula wheel (see Figure 2-7). This complex wheel is more difficult to memorize, but a printed copy of the combined wheel would be a useful job aid.
Figure 2-7 Combined formula wheel
- Chapter 2 The CTS-I Exam
- from CTS-I Certified Technology Specialist-Installation Exam Guide
- Publisher: McGraw-Hill
- Released: March 2015
Combined formula wheel!
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