Answer:
I can be in your body but never on your placemat. I'm always better when I'm fresh, but you'll never see me in the flesh. What am I?
When it comes to me you go on red and stop on green.
If a man carries my burden they will get crushed to death. Though not rich I leave silver in my track.
What can travel around the world while staying in a corner?
I am the most famous dinner ever attended. What am I?
What did the piece of wood say when he saw the screwdriver and screws approaching?