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Questions tagged [waste-water]

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6
votes
2answers
307 views

What are the consequences of wasting water in a water-rich country?

I live in Hungary where everyone has access to loads of clean water. Still, common knowledge says that one shouldn't waste water. Apart from the economic factors, like cleaning the water, why ...
4
votes
2answers
41 views

Does adding essential oil to a wash waste detergent?

I sometimes use some essential oil / extracts in my washing machine as they can have some disinfecting effect and give a nice smell to the clothes (e.g. a capful of eucalyptus oil for one load). ...
2
votes
1answer
108 views

Is it feasible to use constructed wetlands for greywater treatment in places where lakes freeze for more than half of the year?

Let's say village-sized community discharging grey water from shower water, human and animal wastes and laundry water. These villages use modern detergent and medicine (especially antibiotics), have ...
6
votes
1answer
120 views

Processing grey water (sink, shower) in off-grid situation

What is the best - cost, minimising negative environmental impact, simple - way to process grey water outflow? I plan to build an off-grid cabin, I will be harvesting rainwater, using it in my sinks/...
21
votes
5answers
6k views

Why don't toilets use saltwater?

My question is in the header. It would seem to be a major environmental benefit if toilets used saltwater in stead of potable fresh water, right?
5
votes
1answer
81 views

Why is there much more liquid draining from compost?

I moved my whole composting site to another place of my garden. Before the place was on a mild slope, now it's much more level. The shading is similar, maybe a bit more shady now. The inputs didn't ...
7
votes
2answers
188 views

Tea tree oil and water organisms

I've seen tea tree oil been advertized as powerful anti-fungal & anti-bacterial agent, which people seem to use for practically anything: laundry (in particular cloth diapers) room freshener ...
7
votes
1answer
7k views

Is the Air Conditioner water clean and hygienic if I want to collect and reuse the water?

I'm actually unaware about how an Air Conditioner (A/C) works. In our office, our A/C's residue (?) pipe is coming out to the toilet floor, and when the A/C is used there tiny droplets come out ...
4
votes
1answer
129 views

Where can I find an in-depth treatment of a Pulser Pump?

I just stumbled across the concept of the [pulser pump] - a pump that uses water flow with a small head to pump part of the water to a higher head. Simiar to a ram pump, but without any moving parts. ...
7
votes
2answers
345 views

Are there any experiences with small-scale duckweed farming using domestic wastes or wastewater?

Duckweeds are among the fastest growing higher plants, edible and rich in protein. They grow in lakes that are rich in nutrients, for example from fertilizer runoff. They have been used as tests for ...
8
votes
2answers
262 views

Additional load of using kitchen sink waste disposal units on municipal wastewater treatment

Organic (in the generally-from-an-organism sense of the word) waste can be difficult to dispose of from dwellings with no outdoor space for composting, and (in New Zealand, at least) it is not ...
16
votes
4answers
2k views

What is the most sustainable way to handle food waste…throwing food scraps into garbage or down my sink's garbage disposal?

Every night when I wash dishes, I either throw food scraps down the garbage disposal or throw it in the trash. Is it more sustainable to throw food scraps down the garbage disposal? I think things ...
2
votes
1answer
57 views

What are limits of root zone wastewater treatment?

Root zones are better than industrial wastewater treatment in many ways - sustainability is the biggest one, but the price is favorable too. On the other hand, I've heard that root zones are ...
12
votes
1answer
239 views

Is it economically sensible to install a heat exchanger on my wastewater pipes?

In the winter, I rather enjoy hot showers. I try to keep them short (5-6 min), but it's still a lot of heat going down the drain and out of the house - particularly with 3 other people who do not have ...