BOISE, Idaho (AP) — U.S. officials are testing a new wildfire retardant after two decades of buying millions of gallons annually from one supplier, but watchdogs say the expensive strategy is overly ...

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The science pros at TKOR test fire-resistant materials to show why flame retardant does not mean fireproof.

The Forest Service used more than 50 million gallons of retardant in 2020 as increasingly destructive wildfires plague the West. BOISE, Idaho — U.S. officials are testing a new wildfire retardant ...

BOISE, Idaho — U.S. officials are testing a new wildfire retardant after two decades of buying millions of gallons annually from one supplier, but watchdogs say the expensive strategy is overly ...