![Formula 1 on X: "No rest for the wicked 💪 @redbullracing continue 2017 #F1 tyre testing duties at Mugello >> https://t.co/BQg0eSqtL1 https://t.co/iWSfQTbOdY" / X Formula 1 on X: "No rest for the wicked 💪 @redbullracing continue 2017 #F1 tyre testing duties at Mugello >> https://t.co/BQg0eSqtL1 https://t.co/iWSfQTbOdY" / X](https://pbs.twimg.com/media/CpAudANXYAAYInL.jpg)
Formula 1 on X: "No rest for the wicked 💪 @redbullracing continue 2017 #F1 tyre testing duties at Mugello >> https://t.co/BQg0eSqtL1 https://t.co/iWSfQTbOdY" / X
![Formula 1 on X: "The wider @pirellisport tyre for 2017 is being tested by @ScuderiaFerrari today 👀 PHOTOS >> https://t.co/cYVYx5adZX https://t.co/qtZAAbt8yC" / X Formula 1 on X: "The wider @pirellisport tyre for 2017 is being tested by @ScuderiaFerrari today 👀 PHOTOS >> https://t.co/cYVYx5adZX https://t.co/qtZAAbt8yC" / X](https://pbs.twimg.com/media/Cow34wRXYAAaCiw.jpg:large)
Formula 1 on X: "The wider @pirellisport tyre for 2017 is being tested by @ScuderiaFerrari today 👀 PHOTOS >> https://t.co/cYVYx5adZX https://t.co/qtZAAbt8yC" / X
![ISO 16392:2017 - Tyres - Electrical resistance - Test method for measuring electrical resistance of tyres on a test rig ISO 16392:2017 - Tyres - Electrical resistance - Test method for measuring electrical resistance of tyres on a test rig](https://webstore.ansi.org/cover-pages/small/ISO/ISO+16392-2017.jpg)