Canadian Fire NewsFirefighting Basics: Aggressive Cooling and Preflashover Conditions – FireEngineering.com Posted on May 11, 2021 by Jason Farmer Firefighting Basics: Aggressive Cooling and Preflashover Conditions FireEngineering.com Powered by WPeMatico Jason Farmer Firefighting chemical found in sea lion and fur seal pups – Science Daily Firefighting helicopter crash in China kills four – Wildfire Today