Books like Food Hygiene Handbook
Richard A. Sprenger
Food Hygiene Handbook is 56 pages, about 1 hour 2 minutes at 250 words a minute.
6 books to read next
How long each takes
Professional Cooking 15.5 h 
Salt Sugar Fat 8.5 h 
Food and Beverage Service 5.7 h 
Understanding Food 12.4 h 
The Theory of Catering 8.2 h 
The American Way of Eating 6.1 h Bar height shows length. Estimated at 250 words a minute.