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We often hear that clean drinking water in third world countries is a big issue, and that organizations are trying to help them.
How do they?

How do you get clean water from contaminated water, anyways? A Biology teacher that I know said that one day she and her class took out ALL impurities from a glass of contatminated water, but it smelled and was yellow. So how do you get clean water?

2007-07-30 07:35:24 · 4 answers · asked by ccjcjl 2 in Environment Other - Environment

4 answers

To get pure water you can use a distiller that will remove everything from the water by boiling the water untill it becomes steam and then condensing the steam back into pure water, this is the same cycle the earth uses but instead of boiling the earth's water comes from evaporation. The downside is the distilation removes minerals that are also good for you and costs a lot due to the energy required to boil the water.

Other methods involve using biological methods like using microbes to eat waste and other matter. Then treat the water with chemicals to neutralize acids and kill any remaining biological contaminates.

Those are just two methods, there are plenty of other ways using filters and evaporation as well.

Here is a good site with info about the water problem shortage, it's a couple years old, but a good source of info.
http://whyfiles.org/131fresh_water/

Here is a clean water organization that deals with the local people to help solve the problem.

Water Partners International
http://water.org/

2007-07-30 08:38:59 · answer #1 · answered by Eric 3 · 1 0

you want a good water clear out, in any different case visit a water shop. there is a great number of water shops right here in la. I used to artwork for a salesperson that bought water filters, and discovered plenty approximately water. As for the guy right here who says the city faucet water is risk-free to drink nicely you ought to submit to in recommendations that water is examined on the therapy plant, after it is going by all those underground pipes it gets grimy. I submit to in recommendations we bought some filters to a pair human beings residing in an apt development right here in la, after some months they referred to as us and complained that the filters weren't working. We went out and took them aside and located that they have been plugged up. The filters have been crammed with those issues that appeared like dirt and it became brownish crimson in shade. i think the crimson stuff became rust from the pipes. besides we placed most of the filters interior plastic luggage and took them with us on revenues calls. we would tutor them to human beings and tell them this is what you ingesting.

2016-10-01 00:52:11 · answer #2 · answered by Anonymous · 0 0

filters and a whole process that is very long, complicated, and expensive... Organization such as EPA (Environmental Protection Agency) have smaller organizations that go to third-world countries.

Research on the EPA website...
www.epa.gov

I am on an Environmental Council and we clean the streams and such here in California on the Indian Reservation through filters and heating water and treating it.

2007-07-30 07:59:06 · answer #3 · answered by FishBait 2 · 0 1

It is not to take every thing out of the water ,but it can be done. Reverse osmosis does a great job.

2007-07-30 10:14:21 · answer #4 · answered by JOHNNIE B 7 · 0 1

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