What am I?

I am too much for one but not enough for two. Give me to a third and I am gone. What am I?

related riddles

I go in hard, come out soft. Blow me hard and I’ll make a pop. What am I?

I am the ultimate killing machine, used not once but TWICE, I can be made by humans. What am I?

I never speak unless spoken to, many have heard me but none have seen me. What am I?