https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13992818Edit ImageSaveSaveEditCropCustom TextA man examining a urine flask. Oil painting after David Teniers the younger.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 1047 px | 300 dpiLarge JPEG 3500 x 3054 px | 300 dpiBest Quality JPEG 7098 x 6194 px | 300 dpiFree DownloadA man examining a urine flask. Oil painting after David Teniers the younger.More