In 2009, the National Commission on Teaching and America's Future reported that in 18 states, including Connecticut, more than an half of the public school teachers were 50 or older, with the average teacher retirement age that year at 59.
Leaf blowers are available in cordless, gas, and electric-powered models. Cordless Featuring rechargeable batteries, cordless models are ideal for use in tight spaces where you need freedom to move or for small yards.
Checking centrifugal or positive displacement will separate search results into the two main blower types. Another few boxes can further refine the blower type, that is, picking rotary lobe, rotary vane, Roots, etc. will narrow the results to positive displacement machines of these specific types. There are some non-industrial blowers which can be selected here as well, leafblowers, for instance.