The issue of bushfire prevention is hot topic at the moment. One of the main methods is hazard reduction burning. But it's a strategy that's often not well understood. Two experts explain how it should work. | 7.30

We are often asked about the impact of HVAC systems on fire growth and fire pattern development. Over the last few weeks, we completed a series of experiments examining these questions to better understand the impact of natural and mechanical ventilation inside residential structures. Learn more about the study here: https://fsri.org/research/impact-natural-and-mechanical-ventilation-fire-patterns-residential-structure Thanks to the ATF and National Association of Fire Investigators, Internation