This test was w/ 9,000 pounds of fire retardant. Imagine what could happen w/ a 170,000 pound low drop. Aircraft flying through smoke can have a difficult time seeing you. Help alleviate risk. Be aware of your surroundings. #HeadsUpClearOut Full video: https://t.co/JVklLMPZ6e pic.twitter.com/0E4ceLceGL
— CAL FIRE (@CAL_FIRE) August 23, 2019
If that video does not convince you — last year a firefighter from Utah who was working on a fire in California was killed when a retardant drop uprooted an 87-foot tall tree that fell on him.