US Scientist’s Advice Shocks British Tea Drinkers

An American scientist has started a tempest in a teapot by offering Britain advice on its favorite drink: tea. Tempest in a teapot is an expression to describe a strong, noisy, and angry reaction over something unimportant.

Source : https://learningenglish.voanews.com/a/us-scientist-s-advice-shocks-british-tea-drinkers/7456893.html