Answer:
They are many and one, they wave and they drum, used to cover a stare, they go with you everywhere.
I have hands but cannot clap
My first two letters say my name. My last letter asks a question. What I embrace I destroy.
What gets whiter the dirtier it gets?
I have six faces but not even one body connected, 21 eyes in total but cannot see. What am I?
I flow from the Homerβs mouth when he sees doughnuts.