Large musical instruments are also permitted, in addition to one item of cabin baggage, Britain's Department for Transport has said.

BBC: A transparent bag containing toiletries

Australian Foreign Minister Kevin Rudd had to talk himself out of trouble after airport officials flagged up a suspicious liquid in his cabin baggage - a jar of Vegemite.

BBC: Kevin Rudd, pictured on 15 September 2011

The Citation Excel has the right combination of cabin comfort, baggage capacity and reasonable speed with exceptional runway performance.

FORBES: Citation Excel: Evolutionary Excellence

Iberia has cancelled more than 400 flights out of 1, 000 scheduled for this week, with cabin crew and baggage handlers staging the walk-out.

BBC: Iberia workers strike over job cuts

It was no surprise, therefore, that light-jet competitors eventually surpassed it in most categories, including range, runway performance, baggage capacity, and eventually even cabin comfort.

FORBES: Aircraft Makeover: Certifiably As Good As New

For that, you get 40% more room, plus a separate cabin from coach and perks like early boarding, expedited baggage handling and 25% bonus frequent-flier miles.

WSJ: 'Premium Coach' Gets Popular