Hydro Dynamo “Booster” helps RV owners increase mpg
(Oct. 10, 2013) -- On Sept. 10, the Hydro Dynamo "Booster" was released by Hydro Dynamics HHO. With the "Booster," a 2005 40-foot Allure ran smoother with more power, and improved fuel economy from seven to 12 mpg, according to Hydro.