One not so obvious cook bag item is a sew kit that includes a sail-maker's palm used to repair dog harnesses and a fid used to make all the components of a dog team trace.
dehydrates and vacuum seals. Done properly this nutrition can be stored for years. This winter I was eating food out of depots five years old, that were not used on the 2012 journey. Each four-day dehydrated ration block weighs 520 grams (130 grams per day) with enough energy to sustain me at minus 40°C. The essential dehydrating machines capable of this are available from UK Juicers.
|Metal plates to repair a sled prow.|
|Wood planer used to maintain sled runner undersides.|
|Metal funnel packs better than plastic ones.|
|Brick-like gel-cell battery for independent power source.|