Units and Nomenclature

I have used units likely to be most familiar to the majority of my readers. Although I welcome the increasing use of SI units, many people still use imperial units—they are more familiar with a 1-in. pipe than a 25-mm pipe.

Short lengths are therefore quoted in inches but longer lengths in meters and feet:

Volumes are quoted in cubic meters (m3) and also in U.S. gallons:

A tank 30 ft tall by 40 ft diameter has a volume of 1,068 m3 (280,000 U.S. gallons); a tank 15 ft tall by 20 ft diameter has a volume of 133 m3 (35,250 ...

Get What Went Wrong? now with the O’Reilly learning platform.

O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.