https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13996469Edit ImageSaveSaveEditCropCustom TextChemistry: several disembodied hands experimenting with liquids, and a man looking on. Engraving, 17--.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 710 x 1200 px | 300 dpiLarge JPEG 2050 x 3466 px | 300 dpiFree DownloadChemistry: several disembodied hands experimenting with liquids, and a man looking on. Engraving, 17--.More