The Engineers Post on Instagram: "The F1 halo really is that strong. It’s a titanium structure designed to protect the driver’s head from debris, tires, or even another car landing on top. It must withstand 125 kN of force, which equals 12 tonnes — about the weight of a London double-decker bus. In testing, a 20 kg tire is fired at the halo at around 225 km/h (140 mph) — the same as shown in your image. The halo passes that test without breaking or bending into the driver’s survival space. In re