Answer:
I am a type of weapon for SCI-FI characters
There is one in every corner and two in every room.
Although I may have eyes I cannot see. I have a round brown face with lots of acne.
You cannot keep me until you have given me. What am I?
I am a word of letters three. Add two and fewer there will be. What word am I?
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?