Add a small amount of water to the meths for your triangia. No more soot on the bottom of pans.
Mix oatmeal with brown sugar,dried fruit and powdered milk. When mixed with water hot or cold this makes a good breakfast or emergency food.
Use a small cut-down length of spoke with a hook formed at one end as a chain-lifter for when the chain de-rails.
Carry an over-long spoke when on tour. In the advent of a spoke breaking on the drive side, cut off the end, form a hook which can be hooked through the hub and threaded up to the rim. Tension and if overlong cut down to size so that it doesn't protude through the rim tape.