Thirsty plane passengers no longer need to fork out over the odds for a bottle of water thanks to a simple trick.
When jetting off on holidays it can be tricky to avoid spending a fortune before you even get to your destination - and that's without counting the cost of your flights and hotel.
Then, while waiting to depart, most of us have to buy food and drink inside the terminal which can really add up, the Daily Star reports. In fact, the price of a bottle of water at different airports varies hugely.
