Holidaymakers and business travellers who arrive at airport security with uncharged mobile phones or other electrical items will be stopped from boarding planes bound for the United States and effectively treated like “terrorists”. British Airways said passengers who failed to turn on devices when asked will be immediately banned from their US flight and have to reschedule, even if they offer to abandon the item or send it on separately. Turning on an electronic device can show a security screener that the laptop computer or mobile phone is a working device and that its batteries are not hidden explosives. Read more >>
The cartoon by Mac from the Daily Mail shows passengers queueing at the 'Phone Checkpoint' in Gatwick Airport. Some mobile phones (in the box) have already been 'confiscated', supposedly because they weren't charged. The joke is that the security officer is using the man's moblie phone to call her mother in Australia — just to check that it's working, of course!
If you board a plane, train, bus, or boat, you get onto it. However, you get into a car or taxi.