cliparts/3/4/8/5/clipart-homebrewing-hydrometers-and-cylinders-3485.svg image/svg+xml Open Clip Art Library Homebrewing Hydrometers and Cylinders 2009-05-25T11:53:57 Hydrometers and cylinders for the homebrewer http://openclipart.org/detail/26233/homebrewing-hydrometers-and-cylinders-by-stefanolmo stefanolmo beer beer brewing brewing clip art clipart homebrewing homebrewing hydrometer hydrometer image media public domain svg