Answer:
What force and strength cannot get through I with my unique teeth can do.
What has many keys but can't open a single lock?
I look at you, you look at me. I raise my right, you raise your left. What am I?
I am a word of six; my first three letters refer to an automobile my last three letters refer to a household animal my first four letters is a fish. What am I?
Everyone asks for me but yet everyone hates to face me. For someone I am agony for others I am relief. Who am I?
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.