Generally the same materials are used for pipes in moderately cold contries, they are just buried deaper in the ground so that they are below the surface layer that freezes. In really extreme situations insulation can be used but this only works if the water flows all the time. Any pipe will freeze if the temperature around it is below freezing and the water sits there for long enough no matter how good the insulation, in these situations heater elements can be run along the pipes but this is expensive, both for installation and running energy costs.
cold water w/ high salinity
Water expands when it is cold because the water molecules found in water expand in the cold.
Water can be hot or cold if you want
it becomes a mixture of a warm and cold water :)))
cold air because when the temperature drops hot air rises and cold air comes to ground level,cold water and hot water have the same density.
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Cold water line could be rusted shut or clogged. Valve supplying the fixtures may be turned off.
Wash in a machine as with most clothing on a suitable cycle.
Supplying humanitarin aid to a country.
water expands on freezing
You activate the bleach in hot water. However, the hot water may not be suitable for some fabrics, so you add cold water after activating it. By the way, you want to be certain that the bleach is thoroughly mixed in with the water before adding the clothing, else you may get holes in your clothing.
In Cold countries, the juice bottles are placed under water to avoid freezing.The juice bottles remain in their initial temperature due to the high specific heat of water and it takes a long time for the temperature to fall 0°C.
The Three Goldilocks conditions are that the temperature is not too hot and not too cold. It is Just Right. If the earth were much hotter, water would be gas-water Vapor. If Earth were much colder, water would be solid Ice.
Use a thermometer ! You, as a keeper, should know the temperature ranges suitable for a RES.
Cold countries are fr from the equator or at a high altitude.
Water steams up by the weather. water doesn't steam up and go hot in countries like Antarctica and other cold countries. Like with human bodies, in horrendous weather you are cold and in extremely hot weather you are warm. Basically: Water depends on the weather.
its too cold and poisonous