https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13960104Edit ImageSaveSaveEditCropCustom TextMake it Yours.Remix, add effects & personalize with your own textCustomizeOr start from these designsThe boiling and testing of opium by Chinese men watched by a European man. Wood-engraving by F. Dadd, c. 1880.MoreThe boiling and testing of opium by Chinese men watched by a European man. Wood-engraving by F. Dadd, c. 1880.Original public domain image from Wellcome CollectionMorePublic DomainFree CC0 image for Personal and Business useInfoView CC0 LicenseJPEGSmall JPEG 1200 x 884 px | 300 dpiLarge JPEG 3388 x 2496 px | 300 dpiFree Download