Can you drink tap water in Heathrow?

Related questions

1. How long does it take from Paddington to Heathrow?
2. Is London Heathrow Airport privately owned?
3. Who owns the airports in UK?
4. What country does LHR stand for?
5. Is Heathrow airport open all night?
6. Do children pay on Heathrow Express?
7. Does Heathrow Airport closed at night?
8. Is Terminal 3 Heathrow North or South?
9. Can you stay in Heathrow airport overnight?
10. Is Heathrow Airport the busiest airport in the world?

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