https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13961769Edit ImageSaveSaveEditCropCustom TextAn alchemist applying bellows to a fire beneath a retort. Oil painting by a Neapolitan painter, 18th century.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 855 x 1200 px | 300 dpiLarge JPEG 2334 x 3276 px | 300 dpiFree DownloadAn alchemist applying bellows to a fire beneath a retort. Oil painting by a Neapolitan painter, 18th century.More