Answer:
I go inside boots and outside shoes.
Light me up in backyard gatherings
I stand in one place yet I fill a whole room. I can be filled with molten rock and come in every hue.
I drift forever with the current and flows to your everyday life. I make living easy but I am good at killing people too.
You can build or destroy. Let creativity soar but be careful at night.
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.