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Charles Brumbaugh's answer is correct if a helicopter rescue is underway and you need to warn an approaching helicopter that it should abort the approach due to some problem you have spotted. (From...
To keep this answer focused, let's set the discussion aside, whether a permanent magnet can be strong enough to damage electronics. Physically speaking, you cannot shield magnetic fields -- you ca...
Climbing scree is a skill all on it's own. The trick is to have good balance and have a good feel for the ground, and gradually transfer your weight from one foot to the other, almost like walking ...
To tag onto Charlie's answer - I will say it depends on the pesticides in use. I will give a specific example of the application of Neem Oil. (Source: I was raising honeybees to pollinate my large ...
I've done it with a broken arm in plaster, but that was nearly 30 years ago when I was a similar age to your character. We always used figure of 8 descenders in those days and had a safety belayer ...
Yes If we assume that this is a summer camp setup where experienced (ish) instructors set up and oversee the rapell, sure. A one-armed person would face two major difficulties. Setting up the rap...
I'll expand a bit on how one would use a sextant to locate the north or south pole. The basic arrangement needs a horizontal reflective plane, for which Amundsen used a pool of mercury. A precisel...
If you bring a smaller water bottle it will fit into something like this which you can wear under your coat so your body heat will keep it warm. Some downsides are that it is slightly less comforta...
This is perfectly fine. Not ideal perhaps, but perfectly fine. One caveat though: Never climb above the anchor when clipped in with a static sling. Especially a knotted sling. And if you do - do n...
Charlie has given you an excellent summary of the difference between the two, focused on the difference in exertion and time to reach them, and the amenities to be found at each. There is another...
Front country is when you go camping in an established campground that is usually reached by car. While backcountry camping is when you go camping in the backcountry getting to the non established ...
There are certainly folks who would say that the entire idea of keeping marine animals in captivity and on exhibit is bad for the animals. However, if you are willing to accept keeping them in capt...
Retire that sling. Use it for some handicraft work at home or similar. Firstly: If in doubt about a piece of gear, don't entrust your live to it. Doing a more detailed analysis without seeing it ...
You should worry about the opposite: An overhand knot on nylon webbing will get really tight and hard to undo once no longer in use. That's why I rather use a figure-eight in this scenario (double ...
My absolute favorite tool for getting through blackberry canes is a serrated curved blade. There doesn't seem to be a great English name for this tool - it's sometimes called a Japanese gardening ...
You can hardly avoid drinking water freezing in this temperatures when in a backpack. So this leaves you with basically two solutions: Keep it in an inside pocket, which is probably not very comf...
Some walking socks have different grades of wool and/or different construction around the foot compared to around the shin and calf. A ski boot will (or should) fit close around the shin and calf. ...
Generally, hold your course If there isn't a directional change and the wind doesn't exceed your vessel's ability to carry it under your current sail configuration, don't change a thing. Benefit f...
From how it sounds, the river is too deep to walk through. I strongly advise against trying to swim through it in winter - if you are not well trained, well equipped and know the river very well, t...
The position that the first picture represents provides a more natural hand position, with a lot less strain for the wrist. Also, you are holding a thinner part of your partner's body (the hand) wh...
You're gripping the handle too high. I know the problem you are describing from a similar situation arising in HEMA (historical european martial arts) sword fighting. There I use a Viking Spatha, ...
It's meter per second. See the more detailed legend explanation at this huge pdf The text means "Arrows that show rivers' flow direction (0.2 is a speed of the flow in m/s)"
From experience, self-lighting treated charcoals give a bad flavor to the food, as do liquid lighters. I used to use a stack in a metal chimney to light. Always use the freshest and very dry charco...
Practically, I don't know how far, but a lower pitch will generally carry farther. Also, one's hearing works better if the sound pattern is unusual or personally known to the listener. (A loved one...
I believe that I would try one or two inconspicuous spots where it appears to be wetting the exterior. Those spots may be resistant to your treatment for some reason. Try a spray waterproofing loca...
