Why did wealthy people use silver cups for drinking water earlier?

We have heard many stories of people drinking from silver cups and eating from a silver platter. While we use a glass or steel tumbler to drink water, many of our ancestors used tumblers made of silver. More than a practice that showed off wealth, this had something to do with hygiene. Silver has excellent anti-bacterial properties. It kills harmful bacteria in water. In fact, a few millionths of one gram, is enough to purify a litre of water! Our smart forefathers knew this, and that is why they used to store water in silver vessels, and drink from silver cups.

Even today, some people drop a few silver coins in their drinking water to purify it. Though we are sure about the anti-bacterial properties of silver, it is always safer to boil water before drinking it as there are so many germs today.

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