https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13969479Edit ImageSaveSaveEditCropCustom TextChemistry: plan and section of two blast furnaces. Coloured engraving by W. Lowry, 1804, after D. Mushett.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 964 x 1200 px | 300 dpiLarge JPEG 1393 x 1734 px | 300 dpiFree DownloadChemistry: plan and section of two blast furnaces. Coloured engraving by W. Lowry, 1804, after D. Mushett.More