WJTA announced the availability of the new third edition of the Recommended Practices for the Use of Industrial Vacuum Equipment and the new Hydroblaster Orange Book. The vacuum recommended practices cover liquid vacuum trucks, liquid ring trucks, sewer cleaner combo machines, hydro or pneumatic excavators, and air movers. The Hydroblaster Orange Book is a pocket-sized version of the Industry Best Practices for the Use of High Pressure Waterjetting Equipment and includes the same information and illustrations that appear in the original full-sized manual.