Found this on USCav.com , the military/police supply store. Thought it might be interesting to add here.
Uses:
# Can opener
# Seam ripper
# Screwdriver
# Clean fingernails
# Cut fishing line
# Open paint cans
# Window scraper
# Scrape around floor corners
# Digging
# Clean out groove on Tupperware lids
# Reach in and clean out small cracks
# Scrape around edge of boots
# Bottle opener
# Gut fish (in the field)
# Scale fish (in the field)
# Test for 'doneness' when baking on a camp fire
# Prying items
# Strip wire
# Scrape pans in the field
# Lift key on flip top cans
# Chisel
# Barter
# Marking tool
# Deflating tires
# Clean sole of boot/shoe
# Pick teeth
# Measurement
# Striking flint
# Stirring coffee
# Puncturing plastic coating
# Knocking on doors
# Morse code
# Box cutter
# Opening letters
# Write emergency messages
# Scratch an itch
# Save as a souvenir
# Rip off rank for on-the-spot promotions
# Bee sting removal tool (scrape off w/ blade)