Firefighters Train for Building Collapse

Why Firefighters Use Fire to Stop Wildfires 🤨

🚒 SVFD Academy 2026-1 Combat Challenge POV 🚒 Academy 2026-1 recruits are being pushed both mentally and physically as they train to become Spokane Valley firefighters. Experience first hand as this recruit completes their first Combat Challenge in just over 2 minutes. It includes: 🔺 Five-story tower climb carrying a 40-pound hose bundle 🔺 Five-story hoist of a 30-pound hose roll 🔺 Forcible entry using a sledgehammer on a 150-pound sled 🔺 Advancing a charged hoseline 75 feet 🔺 Dragging a 1

Ever wondered how 23 pairs of chromosomes hold the entire blueprint of YOU? 🧬 From DNA packaging to the mystery of X and Y, we’re diving deep into the microscopic world that defines our biology. It’s fascinating how these thread-like structures carry thousands of genes, shaping everything from your eye color to your unique traits. 🧠✨ In this video, we break down the complex structure of human chromosomes and why they are the foundation of genetics. Perfect for students, science lovers, or anyo

This Ridge Brace Detail Keeps the Roof Frame From Moving