A large airtanker is refilled with retardant at the Boise Airtanker Base in Idaho. Photo by Garth Nelson, BLM https://www.rawpixel.com/image/10993881/photo-image-person-fire-skyFree Image from public domain licenseAustralian Airtanker. New South Wales Rural Fire Service 737 Airtanker Bomber 210 from Australia arrived at the Boise… https://www.rawpixel.com/image/8754049/photo-image-airplane-public-domainFree Image from public domain license