Concrete Novices Can Learn the Basic with Concrete 101

摘要

Don's know the difference between a screed and a bull float? Tired of wondering what a "slump test" is? It's time to get Concrete 101, an interactive, educational CD from the Portland Cement Association, USA.Concrete 101 is packed with essential information about concrete. Newcomers to the industry can get started with explanations of basic ingredients and mix proportions, then move on to safety tips and basic finishing techniques. Diagrams, photos and short videos provide visual explanations of most topics, and Concrete 101 users can test their growing knowledge with a quiz.