Abbreviations

Plurals

Common abbreviations use the same form for singular and plural.
       in.—inch, inches
       ft.—foot, feet
       oz.—ounce, ounces
       rpm—rotations per minute, not rpms

A few abbreviations, usually those preceding a number, require an s to form plurals.
       lbs.
       pgs.
       figs.
       yds.
       Nos.
       CDs

Abbreviations
Capitalization
Company Names
Dates and Times
Degrees and Certifications
Periods
Plurals
Spaces

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