The 30th Annual Pumper & Cleaner Environmental Expo International struck an optimistic note for the environmental service industry. Attendance reached 8,784 persons representing 3,921 companies and organizations, up 3.7 percent over 2009. The 493 exhibitors almost universally reported interested buyers and strong sales.A cruise around the exhibit floor also showed continuing innovation in products and technologies that help municipal departments save labor, serve customers better, and stretch budgets. Here is a look at some of the innovations on display. Cleaning with air and waterThe BL Swiper nozzle from NozzTeq cleans sewers and stormwater pipes cost-effectively by using both water from
