It's just like the story of the grasshopper and the octopus.
Some vegetables can be consumed raw, while some, such as cassava, must be cooked to destroy certain natural toxins or microbes in order to be edible.
A battery, providing the power source for the phone functions.
Nisi ut aliquid ex ea commodi consequatur?
Hokey religions and ancient weapons are no match for a good blaster at your side, kid.