Answer:
I am the ultimate killing machine used not once but TWICE I can be made by humans.
You throw me out when you want to use me, but take me in when you donβt want to use me. What am I?
What runs but never walks has a mouth but never talks has a head but never weeps has a bed but never sleeps?
When I am caught, I am thrown away. When I escape, you itch all day. What am I?
I always go to bed with my shoes on. What am I?
It has no top or bottom, but it can hold flesh, bones, and blood all at the same time.