Look into your heart and you will see you already have the answer young grasshopper
In a bottle because the coke in the bottle,the gas carbon dioxide to make it fizz.
The coke bottle was made in china but to this very day they use them in all of the coke factories around the world
Below is a related link to a video tutorial on how to fold an origami tank .
you put it in a bottle of coke and fizz it up and leave it for an hour
You take the inside of a coke bottle lid and cut out The inside then streach
make a origami ball and colour it in
it makes it shoot out the bottle, the coke.
3/4 will fit inside of the coke bottle perfectly
i'm asian american and yes, I make origami - in fact, i
Plastic
$1.79
Coke bottle