Very little needs to be done to tap water originating in the developed world. In the United States, for instance, the quality and cleanliness regulations that must be met are actually often much more rigid for the water that comes out of your tap than you would find in a bottle at a store.
Boiling tap water before drinking can help kill harmful bacteria and parasites, making it safer to drink.
Never
In most communities, tap water is safe for drinking.
Cholera is a water born bacterial infection - therefore it is POSSIBLE to get it from contaminated tap water. However, in most countries utility tap water is treated to remove/kill off any harmful organisms and is safe to drink. If however in your country the government advises against drinking tap water, this implies that the tap water is not effectively treated and may contain harmful organisms including cholera. In these cases tap water should be boiled before drinking it.
you shouldn't avoid drinking tap water unless your scared of getting sick like a little baby
I would suggest buying bottled water, drinking city tap water or by mixing a little dirt and grime in there. That should prevent you from drinking clean water.
Neither!
Tap water is potable, or drinking, water. When it is introduced into a boiler or other non-drinking resources, it becomes NON potable
Tap water can typically be stored for up to 24 hours before it should be replaced to ensure freshness and safety.
You never know that tap water or well water is safe unless it has been lab tested. In wells especially this should be done annually.
Tap water is generally a drinking water, containing some permitted minor impurities.
Tap water stored in the fridge should be consumed within 3-5 days before it should be replaced to ensure freshness and safety.