https://www.usa.gov/copyrighted-government-workshttps://www.rawpixel.com/image/4039765Edit ImageSaveSaveEditCropCustom TextBlacklining the Trout Springs Rx FireA helitack crew member operates a plastic sphere dispenser to ignite fuel along a control line. (DOI/Neal Herbert). Original public domain image from FlickrMorePublic DomainFree CCO U.S. Government image for Personal and Business useInfoView CC0 LicenseJPEGBanner JPEG 1200 x 800 px | 300 dpiLarge JPEG 3500 x 2333 px | 300 dpiBest Quality JPEG 6060 x 4040 px | 300 dpiFree DownloadBlacklining the Trout Springs Rx FireMore