Answer:
People need me yet they give me away every day.
I am a type of weapon for SCI-FI characters
I begin and have no end. Eventually, I will be the ending of all that has begun. What am I?
I have 24 keys but cannot open any locks. Sometimes loud, sometimes soft. What am I?
I can be red blue purple and green. No one can reach me not even the queen.
What do you purposefully put lots of in and on your body, but run away from when you encounter it outside?