@thenwhatif: What if Earth lost oxygen for just 5 seconds? 😱 Buildings collapse, the world changes instantly, and then oxygen returns. What would happen next? This mind-blowing science animation explores a terrifying “What If” scenario! Follow for more crazy science facts and hypothetical scenarios! 🧠🔥 #WhatIf #ScienceTok #ScienceFacts #MindBlown #LearnOnTikTok