After the city's car culture created a smog problem, scientists started researching protective helmets to protect people.

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For those who want to fully embrace their inner Ducatista, there is a range of accessories, from the standard protective jackets, helmets and gloves, to bags, watches and even a sharp-looking Cigarette-branded model boat.

WSJ: At the Heart of Ducati

Police, dressed in helmets and protective clothing, smashed their way into Mr Ahmad's home just after 0500.

BBC: Police officers 'attacked' terror suspect Babar Ahmad

Examine helmets and other protective gear to see if better equipment is necessary.

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Details in the report said firefighters near the blast lost their helmets, metal pierced protective gear and some crews seemed unaware of an evacuation.

BBC: Firework impact damage to helmet