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.
Roots-type superchargers are simply large air pumps. A Roots-type blower pulls in air and compresses it in the engineâs cylinders. The speed at which the supercharger fills the cylinders depends on how quickly it is driven by a pulley and drive belt.