Answer:
To you, rude would I never be, though I flag my tongue for all to see. What am I?
I am natureβs way of applauding lightning.
I fill a room but take no space.
I shrink smaller every time I take a bath. What am I?
What force and strength cannot get through I with my unique teeth can do.
I am your mother's brother's only brother in law. Who am I?