@wtf_questions: What if everyone farted at the same time? 💨 Kev & Bert test the weirdest science question ever: 8 billion people, one giant fart, about 800 million litres of gas. Would the planet shake? Would a green cloud cover the Earth? The answer is way funnier than you think 😂 Would YOU notice? Comment below 👇 Follow for a new weird question every day! #whatif #Science #funnyfacts #kevandbert #fyp