cliparts/b/d/9/3/clipart-keep-the-environment-clean-against-cars-bd93.svg image/svg+xml Open Clip Art Library keep the environment clean - against cars 2012-07-30T17:23:15 http://openclipart.org/detail/171355/keep-th-environment-clean---against-cars-by-worker-171355 worker against bicycle bike car cars clean clip art clipart environment