How to build a halo

How to build a halo

It's strong enough to support the weight of two African elephants, deflect a suitcase travelling at 140mph... and, hopefully, save lives. So what, asks MARC CUTLER, makes motor racing's latest safety device so tough?

It all starts with titanium - and plenty of it.

"We had to buy about ten tonnes of high-strength titanium within one-and-a-half months, and receive it all in time and in perfect condition," says Steffen Zacharias of Germany's CP Autosport, one of the three manufacturers chosen by the FIA to be official suppliers of the new halo safety device.

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