Following the Industry Training Authority’s outline for the Plumbing, Steamfitting, and Sprinkler-Fitter trades this book looks to address lines F in both level one and level 4 (level 3 with respect to Sprinkler-Fitter). There are sections for you to read, there are videos offered in most chapters, and there are quizzes embedded with the book. As with most books, this one is designed to be us…