Anyone who regularly visits this site and doesn't already have all that stuff should just
Log Out and stop reading, you're wasting your time here.
Supplies should be acquired before the emergency. Some supplies should be used for practice before the emergency so you don't do it the first time for real. That even applies to food; do you like it? Can you like it for two weeks?
Anything you buy ahead of the emergency is stockpiling; any supplies you buy during the emergency is hoarding.