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Letter: Letters: Scum removal

Published 19 February 1994

From RONALD CLARKE

Re the tea scum debate (Feedback, 15 January and Letters, 5 February):
the answer’s a lemon (slice of). Explanations?

Yours tea(r)fully

Ronald Clarke Frinton, Essex

Issue no. 1913 published 19 February 1994

New Scientist issue 1913 cover

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