Answer:
I am heavy forward, but backward I'm not. What am I?
I contain six letters, minus one and you got twelve. What am I?
I may be made of metal bone or wood and have many teeth. My bite hurts no one and the ladies love me.
I am owned by the poor, the rich do not need me. If you eat me, you will die! What am I?
The warmer I am, the fresher I am. What am I?
The warmer I am the fresher I am.