On 2015-03-27, Jon > wrote:
> On 25/03/2015 09:20 pm, Jon wrote:

>> Yes, all black teas stain, but it's not a dye, it's the tannin in the
>> tea, English Breakfast certainly does...

>> http://en.wikipedia.org/wiki/Phenolic_content_in_tea

> Usually leaving your Cup/Spoons etc to soak in a weak bleach/water
> solution will get them sparkling clean again...

Thanks for the replies and info.

nb