Anyone who has ever traveled by air will be familiar with all the safety measures mandated by the airline industry. What gets demonstrated by the crew as safety procedures while aboard is only the tip of the iceberg. There is much more that the ordinary passenger never gets to be aware of.The modern aircraft has mind-boggling inbuilt safety processes, with monitoring of all conceivable eventualities and automation of remedial measures. Some have argued that the weakest link for airline safety is not the machine itself, but the human.