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Posts by roryalsop‭

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Q&A Why do most tents have black floors?

One reason (and I don't know enough to suggest this is the main reason) is for identification. When putting a tent up you may have a bundle of fabric that you need to set down on an uneven surface...

posted 7y ago by roryalsop‭  ·  last activity 7y ago by System‭

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Q&A How to get out of thicker wetsuits efficiently and quickly?

In the Falklands, because the water is so cold as it comes up off the Antarctic peninsula, I always wore 6mm wetsuits even for kayaking. The two solutions we used were: talc. Yes, it gets wet, bu...

posted 4y ago by roryalsop‭

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Q&A Can I make a safe climbing-anchor with a 2-ton working-load sling that was meant for lifting vehicles?

My only concerns would be around its tear resistance (in case of rubbing against a sharp bit of the tree) and bend radius. If those are appropriate, then it should work as a sling. Be aware that ...

posted 5y ago by roryalsop‭  ·  last activity 5y ago by System‭

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Q&A What is the mortality rate of Mt St. Elias?

Mt Elias isn't even in the top ten for number of deaths. It comes in in 24th place according to https://www.shughal.com/25-of-the-deadliest-mountains-in-the-world/ with Everest at number 1. This si...

posted 5y ago by roryalsop‭  ·  last activity 5y ago by System‭

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Q&A What are the differences between boats and "ice yachts"?

Early ice-yachting was done with converted boats, but that is rare now. There is a class designed for unstable ice that can sail in water if needed, and in the Netherlands blades are still added t...

posted 5y ago by roryalsop‭  ·  last activity 5y ago by System‭

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Q&A What's the hardest wearing multibraid rope type?

Dyneema is the most hard wearing, however if you need it to run through any friction grip or clutch it is not a good choice as it is very smooth and shiny. Polyester really is the cost-effective, ...

posted 6y ago by roryalsop‭

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Q&A What is the purpose of being close-hauled when sailing upwind?

While a close-reach or beam-reach is going to give the vessel the highest speed through the water, this may not be what you want. Being close-hauled will point you higher so while you lose speed, t...

posted 6y ago by roryalsop‭  ·  last activity 6y ago by System‭

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Q&A How can I be sure that I'm ready to do the Three Peaks Challenge?

I have a few colleagues who have done this, and one team who did it with a colleague in a wheelchair. They are all reasonably fit, but the day job is desk-based, so if you have managed Kili easily,...

posted 6y ago by roryalsop‭

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Q&A How can I tell how much, if any, rain is in an approaching cloud?

Randall Munroe has the single best article on this I have ever seen, over on his What-If site where he discusses what would happen if all the water in a cloud formed one giant raindrop. I recommen...

posted 7y ago by roryalsop‭

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Q&A Why don't climbers use electrically heated suits?

Firstly there's the weight issue - as Paparazzi commented, batteries are heavy! Then there's temperature - battery performance drops considerably in the cold And finally reliability - if your elec...

posted 7y ago by roryalsop‭

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Q&A Do squirrels have front and full peripheral vision?

Like many prey animals, vision is optimised to detect danger coming from anywhere. They can see you with one eye very easily, and their reflexes are on a hair-trigger to take them away from incomin...

posted 7y ago by roryalsop‭  ·  last activity 7y ago by System‭

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Q&A How often should I change the lines and sail attachment rings?

I have always taught sailing students to run a full check every time they rig the boat (if it's a dinghy or the mast is regularly lowered) or annually before returning it to the water after winter....

posted 7y ago by roryalsop‭  ·  last activity 5y ago by System‭

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Q&A What are the feathers under the hackle in the rooster saddle?

Yes, those do look like a soft hackle of some kind. I don't know which bird, but as long as they are soft they can be useful for a number of purposes. Globalflyfisher.com has some excellent info on...

posted 7y ago by roryalsop‭

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Q&A What can I do about those obnoxious biting flies?

Most folks I know (including the Royal Marines) swear by Avon's Skin So Soft to repel most biting insects - it certainly works well against midges in Scotland. It is also much less harmful to the ...

posted 12y ago by roryalsop‭  ·  last activity 12y ago by System‭

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Q&A Avoiding compression when packing synthetic sleeping bag

Guidance that came with my extreme sleeping bags was to randomly stuff, as @Russell commented, trying to use a different pattern each time, and to hang it over a line and give it a good beating whe...

posted 12y ago by roryalsop‭

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Q&A What is the proper way to tarp tent to avoid condensation?

The key differentiator between tarps and more modern tent material is the breathability and wicking you get from modern materials. Modern tents are very effective at passing moisture outside, but ...

posted 12y ago by roryalsop‭

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Q&A How can I tell if a wild bird is legally protected?

You'll actually want to prepare before you go hiking: Understand what hunting regulations are in force (ie is there an allowed hunt?) Use a whitelist rather than blacklist (ie understand the comm...

posted 12y ago by roryalsop‭

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Q&A How should I put out a campfire while away from civilization?

A local source of water is obviously easiest - if you are near a stream - but if not, smothering can be really effective. In planning, having your fire made on stones above damp ground will help, ...

posted 12y ago by roryalsop‭

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Q&A Tent and sleeping bag: pack inside or strap outside a backpack?

One of my tents goes in my rucksack, but I have another one which has two carry bags which strap nicely to the sides of my rucksack, keeping the weight well balanced and close to me. In dry condit...

posted 12y ago by roryalsop‭  ·  last activity 12y ago by System‭

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Q&A How can you prevent kids getting lost at night while camping?

The other two answers mention 'summer camp' type environments. My answer is more focused at family camping, but has some relevance to both: With younger children it can be very simple, although p...

posted 12y ago by roryalsop‭  ·  last activity 12y ago by System‭

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Q&A Left-Handed Helical Fletching

It will not matter which way the fletching runs on arrows for left or right handed archers, however right handed fletching tools will be harder for a left hander to use, as you would need to change...

posted 12y ago by roryalsop‭

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Q&A Should you pop a blister?

If you are running long distances over multiple days with boots, packs etc., and you must complete the distance you should plan to pop a blister at the end of day, but then you need to be sure you ...

posted 12y ago by roryalsop‭

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Q&A How can I prevent batteries from losing charge in cold weather?

Photographers in the Antarctic store camera batteries in their armpits to keep some decent heat in them. Amusingly, when the batteries in the camera die, that is also the best place to put them. My...

posted 12y ago by roryalsop‭

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Q&A How do I make a fin selection for various surfing conditions

Let's start with the easy one first: No fins - this really only works with a long board, as the board's length gives it the stability a fin would normally give you. You aren't going to be able to...

posted 12y ago by roryalsop‭

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Q&A If I lose my compass, what is the easiest way to identify and follow a heading?

Possible Duplicate: How can you navigate without a compass or GPS Obviously we all carry a compass and a map when we go trekking, but if I lose them but know I need to get back to my car...

1 answer  ·  posted 12y ago by roryalsop‭  ·  last activity 6y ago by System‭