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Q&A

Posts tagged drinking-water

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Q&A What is the safest and most effective additive to keep drinking water from freezing?

I know that the antifreeze used in fresh water RV tanks is non-toxic and can protect to -50F. Thinking Sugar might be a good choice I posted the question How to calculate how much sugar to use as ...

5 answers  ·  posted 7y ago by James Jenkins‭  ·  last activity 3y ago by System‭

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Q&A Water sources: which are safe and which should be avoided? (UK)

I have been trying to find a list of water sources that should be avoided. I have checked online and looked at several water companies, e.g. Scottish Water. I haven't found any information on which...

1 answer  ·  posted 3y ago by SweetJhoni‭  ·  last activity 3y ago by System‭

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Q&A Can you boil/decontaminate water with heat from a magnifying glass?

A bit hypothetical, but ruling out being able to use a solar still, or the SODIS method, could you make water drinkable by using the suns heat through a magnifying glass? Paper self ignites at 451...

3 answers  ·  posted 5y ago by Nate W‭  ·  last activity 3y ago by System‭

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Q&A Minimum amount for Survival water

I am making up emergency kits. What is the min I can survive on if the only source of water is what I am carrying?

0 answers  ·  posted 3y ago by Linda C Phipps‭

Question drinking-water
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Q&A Filtering fine silt/mud from water (not necessarily bacteria etc.)

We are heading for a trek in the Fann mountains and I've heard a lot of the water there is cloudy with very fine silt particles in it. I noticed most water filter manuals explicitly tell you not to...

5 answers  ·  posted 3y ago by Martin Modr&#xE1;k‭  ·  last activity 3y ago by System‭

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Q&A How to melt snow without fire or body heat?

I did a backpacking trip once where I was above treeline, there was no running water and I was low on fuel for my stove. While some of the snow was melting it was draining into the ground so fast t...

4 answers  ·  posted 3y ago by Charlie Brumbaugh‭  ·  last activity 3y ago by System‭

Question snow drinking-water
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Q&A When is improvised water filtration warranted for survival?

In the comments of the accepted answer to this longstanding question: Water filters - why sand and rocks? the makings of a debate started, but no definitive consensus was reached. I'm going to do m...

3 answers  ·  posted 4y ago by Arash Howaida‭  ·  last activity 4y ago by System‭

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Q&A Drinking surface water heuristics

I'm curious about some general guidelines, that may represent a probability although not necessarily certainty, especially when combined with other factors, about choosing the best source of emerge...

2 answers  ·  posted 4y ago by amphibient‭  ·  last activity 4y ago by System‭

Question drinking-water
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Q&A Lead free brass fittings on potable water hoses

I need to run a hose from a tap to my campsite. I have a drinking water rated hose, but I'd like to know whether brass splitters and hose fittings (sold as gardening items) are safe -- I believe br...

4 answers  ·  posted 4y ago by tgdavies‭  ·  last activity 4y ago by System‭

Question gear drinking-water
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Q&A How can you identify whether brackish water is too salty to drink?

Sometimes there are sources of water which are slightly contaminated with salt, such as coastal wells or pools of rainwater in rocks near the coast, or water containers with pinhole leaks which hav...

1 answer  ·  posted 4y ago by mmcc‭  ·  last activity 4y ago by System‭

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Q&A What is a good way to clean the inside of a water bottle straw while on a multi-day backpacking trip?

When coming back from a day of hiking and eating I often notice that the top of the straw of my water bottle is dirty on the inside. I've come across quite a few options to clean the inside of the...

2 answers  ·  posted 4y ago by wanderweeer‭  ·  last activity 4y ago by System‭

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Q&A Is it safe to drink rain water from a stream after a long drought?

I was hiking in Switzerland yesterday and came across a small river which holds very little water on most days (or even none) and grows a lot after rainfall. The day before yesterday it rained for ...

2 answers  ·  posted 4y ago by Bananenaffe‭  ·  last activity 4y ago by System‭

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Q&A Why is boiling water making my steel pot brown?

Lately, as I boil water in a steel pot, it is making the pots very dark brown, and the inner surface of the pots seems to have changed to feeling rough and scrubby. Can anyone help with this? A...

3 answers  ·  posted 8y ago by Archana ‭  ·  last activity 4y ago by System‭

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Q&A Reclaiming water lost from breathing

What can we do to bring water loss from breathing down to the absolute minimum possible? Techniques or devices useful to adventurers with no frequent water access is what I am looking for, such as...

2 answers  ·  posted 4y ago by Loduwijk‭  ·  last activity 4y ago by System‭

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Q&A What is the most effective means of melting snow with body heat for drinking?

The related question Is it safe to drink snow? tells us that in addtion to then normal considerations for any wild water source, you also need to consider how the snow may tip your metabolism into ...

5 answers  ·  posted 7y ago by James Jenkins‭  ·  last activity 4y ago by System‭

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Q&A Camelbak safe to use after cleaning for the first time in 4 years?

I'm going on a 2-day backpacking trip. I have a CamelBak that I haven't used in 4 years. I saw zero mold in it, it smelled fine. I flushed it a few times, including the lines and mouthpiece, with n...

1 answer  ·  posted 4y ago by Christopher Issac‭  ·  last activity 4y ago by System‭

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Q&A How long can I trust the purity of water in a water bottle?

In the morning on day 1 of my multi-day hike I opened up a one liter plastic bottle of water and drank half the contents. I stored the bottle in a loop on the outside of my pack and promptly forgot...

4 answers  ·  posted 4y ago by Lumberjack‭  ·  last activity 4y ago by System‭

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Q&A Can a person picky about water taste use a hydration bladder?

I feel like I would find a hydration bladder extremely useful. Especially so when going on via ferratas or multipitch climbs. But even when doing simple hikes it would allow me to have a sip of wat...

5 answers  ·  posted 4y ago by april rain‭  ·  last activity 4y ago by System‭

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Q&A Can groundwater still be consumed if after boiling the water turns brown with an oily substance floating on top?

This weekend we went "pole camping". A pole camp site (dutch link only) is a camp site offered by the departments of forestry in the Netherlands and Belgium. It is very basic. What is offered is a ...

2 answers  ·  posted 8y ago by Andra‭  ·  last activity 4y ago by System‭

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Q&A Could a steam juicer be used to desalinate water?

Could someone use a steam juicer to desalinate water? The juicer is used on a stovetop and the steam rises to the fruit in the top basket and the juice collects in the middle pot. I think it might...

1 answer  ·  posted 4y ago by Edward‭  ·  last activity 4y ago by System‭

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Q&A How to find water in thick tropical forests?

A couple of years ago, we hiked up to a place in the western ghats during the month of December (end of it). Which is actually the end of winter in the Indian subcontinent. The biggest problem we f...

1 answer  ·  posted 5y ago by Ricketyship‭  ·  last activity 5y ago by System‭

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Q&A How to get drinking water if I am stuck below Matterhorn summit?

Suppose I am descending the Matterhorn along the Hörnli ridge, and night falls when I am near the Solvay emergency hut (4003 m; safe bivouac is several hours of descent away). In this case, I belie...

1 answer  ·  posted 6y ago by anatolyg‭  ·  last activity 5y ago by System‭

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Q&A Could you use Silnet to seal a drinking water bladder?

I'm considering a MYOG gravity filter project but I'm not sure where to find out if Sil Net™ can hold up under long term submersion and won't leak toxins into the water. Is it safe? Do you have ...

1 answer  ·  posted 6y ago by D. Patrick‭  ·  last activity 5y ago by System‭

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Q&A How to calculate how much sugar to use as antifreeze in drinking water?

Sea water does not freeze until about −2 °C (28 °F) if you add more salt you can lower the freeze point to -21°C. We know from How much sea water can I safely drink? that drinking salt water is ...

1 answer  ·  posted 7y ago by James Jenkins‭  ·  last activity 5y ago by System‭

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Q&A Vaseline or Teflon grease near potable water?

I want to install a deck plate in the top of the fresh water tank of my camp trailer (RV) to allow for cleaning the inside at the start of the season. The product I am looking at recommends "Lubri...

1 answer  ·  posted 6y ago by James Jenkins‭  ·  last activity 5y ago by System‭

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Q&A How to efficiently fill a bladder with water?

I normally use cheap, lightweight water bottles to carry my water when I'm hiking. However, sometimes I'm with people who use bladders such as a CamelBak, and I offer to go and fill water bottles, ...

3 answers  ·  posted 7y ago by Ben Crowell‭  ·  last activity 5y ago by System‭

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Q&A How to tell if water is likely to have cryptosporidium?

I often use CLO2 (for example this product) to treat drinking water when I’m backpacking and boiling is not convenient. The instructions for the product say that the dose should be tripled if the ...

1 answer  ·  posted 11y ago by Big General‭  ·  last activity 5y ago by System‭

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Q&A Is it safe to drink snow?

If it snows, is it safe to drink the water when it melts? What sickness can I get from snow? I am in Europe and would like to know for here, but other places would be interesting too.

3 answers  ·  posted 7y ago by A Man With Feet‭  ·  last activity 5y ago by System‭

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Q&A How safe is drinking distilled water?

Are there any adverse effects of drinking distilled water (possibly obtained melting snow or using other survival techniques like a solar still)? Maybe dehydratation, diarrhea...? Some people even ...

4 answers  ·  posted 9y ago by jinawee‭  ·  last activity 5y ago by System‭

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Q&A Are Icelandic deserts so dry I need to worry about drinking water?

I am investigating the feasibility of a hike looping around Hofsjökull. This will take me through several “deserts” such as Hofsafrétt and Sprengisandur. On photos, this looks pretty dry, but Ice...

1 answer  ·  posted 5y ago by gerrit‭  ·  last activity 5y ago by System‭

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Q&A Is drinking urine safe?

We've all heard stories about how people saved their lives by drinking their urine. Is drinking urine safe when there are no other water sources available? Can I filter it with a water purifier?

4 answers  ·  posted 11y ago by studiohack‭  ·  last activity 5y ago by System‭

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Q&A What micron level is needed to properly filter viruses from water?

While viruses are not commonly encountered in the great outdoors there is no doubt that many areas of the world that we travel, or live within, that are contaminated with viruses (hepatitis A, noro...

1 answer  ·  posted 7y ago by Abela‭  ·  last activity 5y ago by System‭

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Q&A Can I use sunlight to purify water without a special container?

According to the answers at Does water in the sun get purified from or polluted by algae, fungi and bacteria? &amp; Can sunlight be used to purify water? water in special containers can be purified...

1 answer  ·  posted 5y ago by James Jenkins‭  ·  last activity 5y ago by System‭

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Q&A Obtaining drinking water from a glacier or icefield, in the absence of snow or reachable meltwater

What are some methods to obtain drinking water from a glacier or icefield, in the absence of snow or reachable meltwater? Collecting ice is much harder than collecting snow. Do I need to bring sp...

3 answers  ·  posted 5y ago by gerrit‭  ·  last activity 5y ago by System‭

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Q&A What is the most efficient strategy to melt snow using a stove?

When melting snow to obtain drinking water, what is the most efficient strategy if one needs more water than results from one pan of snow? Most efficient for me is using a minimum of fuel, not nece...

4 answers  ·  posted 6y ago by Some wandering yeti‭  ·  last activity 6y ago by System‭

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Q&A Does water in the sun get purified from or polluted by algae, fungi and bacteria?

We live at 27° latitude, about 200 metres above sea level and drink water from PET bottles laying around on the soil (SODIS method). They are filled with fresh water from a well and reused over and...

1 answer  ·  posted 8y ago by erik‭  ·  last activity 7y ago by System‭

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Q&A Potability measure of water on Volcanic Mountains

Is it safe to drink water found from natural resources on the Volcanic Mountains? Considering Chemistry part of it, What could go wrong if I have no way to boil it, at the most I can filter it with...

1 answer  ·  posted 9y ago by WedaPashi‭  ·  last activity 9y ago by System‭

Question drinking-water

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