How do you observe?

It's a personal thing, to observe: to observe a religion, a belief; to believe in a philosophy; to accept an ideology. People might be looking for structure for their daily lives, a support...

Its not the result yet but theories:)

look down

by placing the gas into a container of any kind and it will simply fill up the whole container, therefore you can observe it and what it does.

Observe means to watch something and see what happens.