Appendix A
Abbreviations, Symbols, and Units
| A | area | m2 |
| A | (unit) | amperes |
| B | magnetic field intensity | weber/m2 |
| Bcm | nonflow availability | J |
| Bcv | flow availability | J |
| Btu | (unit) | British thermal unit |
| bbl | (unit) | oil barrel |
| C | capacitance | F |
| C | contrast | dimensionless |
| C | thermal conductance | W/K |
| Cap | rated capacity | ton |
| Ccf | (unit) | 100 ft3 |
| CDD | (unit) | cooling degree days |
| CF | coincidence factor | dimensionless |
| CFM | (unit) | cubic ft/min |
| CL | connected load | W |
| COP | coefficient of performance | dimensionless |
| CRF | capital recovery factor | dimensionless |
| CRI | color rendering index | dimensionless |
| CUSUM | cumulative sum (chart) | acronym |
| Ct | current transformer ratio | dimensionless |
| cal | (unit) | calorie |
| cd | (unit) | candela |
| cm | (unit) | centimeter |
| cp | specific heat | J/kg·K ... |
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