https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/2288395Edit ImageSaveSaveEditCropCustom Text Make it Yours.Edit, remix and personalize with your own textCustomizeOr start from these designsThree test tubes used in a Legionella pneumophila bacteria detection test. Original image sourced from US Government department: Public Health Image Library, Centers for Disease Control and Prevention. Under US law this image is copyright free, please credit the government department whenever you can”.MorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGTIFFSocial Media JPEG 1080 x 1080 px | 300 dpiInstagram Post JPEG 1080 x 1080 px | 300 dpiFacebook Post JPEG 1080 x 1080 px | 300 dpiLarge JPEG 1881 x 1881 px | 300 dpiSocial Media TIFF 1080 x 1080 px | 300 dpiInstagram Post TIFF 1080 x 1080 px | 300 dpiFacebook Post TIFF 1080 x 1080 px | 300 dpiBest Quality TIFF 1881 x 1881 px | 300 dpi | 20.27 MBEdit ImageMonthlyYearlySave 50%Get PremiumProfessional design resources and creative toolsfromfrom$6.50/mo$78 billed yearlyUnlimited downloadsAd-free experienceUnlock millions of creative assets and our entire Creative Studio of editable templates, mockups and design toolsBuy Now