Žetta er reyndar örugglag kjaftęši, seinnt į nķtjįndu öld var fólk aš feršast į fleygiferš ķ lestum, en ég fann žessa heimild sem ég hafši heyrt įšur en ekki munaš rétt:
- There was a Dr Silas Lardner, who argued that trains could not go through tunnels at over 30 mph, because the air would be sucked out of the passengers.