Why does a film appear on tea – is it dangerous or not – Nutrition

Contrary to popular belief, there is nothing harmful in the film on the surface of tea, Sports.kz reports with reference to Belnovosti.by.

“Why does a film appear on tea: is it dangerous or not,” reads the title of an article on the Belnovosti.by website.

There is no reason to be afraid of drinking such tea, experts say.

We'll tell you why a film appears on tea.

Why does tea become covered with film?

The main reason for the formation of a film on tea is the use of hard water with a high content of calcium carbonate for brewing it.

A carbonate film appears on any tea prepared with water with a high concentration of calcium carbonate and is absolutely harmless.

A carbonate film also appears on water poured into a cup, but on tea it is more noticeable due to its color and composition.

The polyphenols contained in tea, entering…