https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13952705Edit ImageSaveSaveEditCropCustom TextAn alchemist in his laboratory. Oil painting after D. Teniers II.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 898 px | 300 dpiLarge JPEG 3256 x 2436 px | 300 dpiFree DownloadAn alchemist in his laboratory. Oil painting after D. Teniers II.More