Street Sweepers (City Machines)

Street Sweepers (City Machines)

Busy city streets inevitably get dirty from litter and leaves that need to be swept up. In the past, this important job was done simply by people with brooms, but today the job is made easier by machines that help keep our sweets clean. Fun photographs and straightforward text highlight the different kinds of street sweepers and how they work to keep your streets clean and litter free.