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By InFocus News Staff
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So-called long-term fire retardants — those usually dropped from airplanes over forest fires — are comprised of water mixed with a slurry of chemicals, thickeners and corrosion inhibitors designed to prevent plants on the ground from igniting, keep the ingredients from separating and dispersing during targeted drops, and ensure that the harsh chemicals on board the plane don’t endanger the flight’s safety. |
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