Eleanor Barker answers your travel queries.

In my last column "How to handle long haul in economy" I said: "It's not a great idea to bring an empty bottle on a flight with the expectation that flight attendants will be able to fill it for you — they can't keep up with requests like that." A flight attendant gave me that advice — but it's not quite right, if my inbox is anything to go by.

It's a great, hydrating, planet-serving idea to bring an eco-bottle or keep-cup with you on your next flight. Fill it in the gate area