TABLE OF CONTENTS | ? | atto (10 ?18) | |
| A | ampere | |
| | angstrom | |
| acfm | actual cubic feet per minute | |
| A-h | ampere-hour | |
| apoth | apothecary | |
| A-s | ampere-second | |
| atm | atmosphere | |
| avdp | avoirdupois | |
| B | bel | |
| bbl | barrel | |
| BHN | Brinell Hardness Number | |
| bhp | brake horsepower | |
| Btu | British thermal unit | |
| BWG | Birmingham Wire Gauge | |
| c | centi(10 ?2) | |
| c | cycle | |
| C | Celsius | |
| C | coulomb | |
| C P | specific heat (constant pressure) | |
| C V | specific heat (constant volume) | |
| C | degree Celsius (temperature) | |
| cal | calorie | |
| cd | candela (preferred to candle) | |
| cfm | cubic feet per minute | |
| cfs | cubic feet per second | |
| cg | center of gravity | |
| cg | centigram | |
| cgs | centimeter-gram-second | |
| cl | centiliter | |
| cm | centimeter | |
| cmil | circular mil | |
| cP | centipoise | |
| cSt | centistoke | |
| d | day | |
| d | deci (10 ?1) | |
| da | deka (10) | |
| dag | dekagram | |
| dal | dekaliter | |
| dam | dekameter | |
| das | dekastere | |
| dB | decibel | |
| deg | degree | |
| dg | decigram | |
| dl | deciliter | |
| dm | decimeter | |
| dr | dram | |
| ds | decistere | |
| dwt | pennyweight | |
| dyn | dyne | |
| eff | efficiency | |
| emf | electromotive force | |
| eV | electronvolt | |
| f | femto (10 ?15) | |
| F | Fahrenheit | |
| F | farad | |
| F | degree Fahrenheit (temperature) | |
| fpm | foot per minute | |
| fps | foot per second | |
| ft | foot, feet | |
| ft-lb | foot-pound | |
| ft/min | foot per minute | |
| ft/s | foot per second |
