Posts by J Kimball
I know that a pocket of still air is an excellent insulator. Would placing a tent inside of another tent provide any substantive benefits to warmth? For a concrete example, consider placing a sma...
There are essentially three categories here: 1) water contaminates made safer by boiling. 2) water contaminates unchanged by boiling. 3) water contaminates made more dangerous by boili...
Grappling hooks are sometimes used in the arborist (tree climbing) world. Rather than being thrown upwards, they are attached to a line in order to retrieve the other end of the line. Here is a pi...
Here is a collection of retrieval methods, some including carabiners. Perhaps looking through here will job your memory. http://dyeclan.com/outdoors101/canyoneering101/?page=rigging-a-retrievable-...