We tend to store tea in cool, dark places - in other words, places where we're likely to completely forget about it until it's gone stale.
If you've ever come across some years-old tea in your kitchen, you've probably just binned it. "But if it is green tea, you can give it a second life," says Erik Spickschen, tea specialist and co-founder of vegan fine dining restaurant Oukan in Berlin.
