How long does it take to read Recovery and Refining of Precious Metals?
C. W. Ammen
Recovery and Refining of Precious Metals by C. W. Ammen takes about 7 hours 4 minutes to read at 250 words a minute.
About 7 hours 4 minutes
A weekend read
First published 1984. 385 pages, about 105,875 words.
15 days at 30 minutes a day
Estimate based on 275 words per page.
At other speeds
| Slow, 150 words a minute | 11 hours 46 minutes |
| Average, 250 words a minute | 7 hours 4 minutes |
| Fast, 400 words a minute | 4 hours 25 minutes |
The page count is the median across 2 editions, so your copy may differ. How we calculate.
About the book
Publishers Note: A hands-on practical guide to performing various operations in assaying and extracting, qualitative and quantitative analysis, refining, classifying, and concentrating precious metals, either from primary sources such as ore and black sand or from secondary sources such as scrap jewelry and old film. Intended for professionals, semi-professionals, or hobbyists with or without a background in chemistry; does not discuss the mathematical formulas for chemical reactions. No date is noted for the first edition. Annotation c. by Book News, Inc., Portland, Or.
Subjects: Metallurgy, Precious metals
