If the water supply is not contaminated with fluoride then yes it is safe. If it is contaminated it is unsafe especially for pregnant woman and children.
No, if the water is contaminated then refrigeration will NOT make it safe to drink.
contaminated
The reason it isn't safe to jump in water that is contaminated with nuclear waste material is because it can make you sick or even kill you.
Arsenic is an example. If it gets into the water supply, the water is not safe to drink. So the water is said to be contaminated.
It is safe to bathe sick children, if they are dried off afterwards so that they do not get a chill.
No. Arsenic is poisonous, so the poison in the water would be metabolized by the vegetables, and then the vegetables would be toxic.
You wouldn't want to use contaminated water to cook with because it can give you illness or diseases.
it needs to be boiled for about 3 minutes at sea level.
Salt water can be treated to remove the dissolved chemicals - making it safe to drink or bathe with.
Hippos bathe in freshwater.
no