Good Riddles

Question: A town builds a bridge, but this bridge can only hold three people at a time or it will collapse. One night, a baker, a flourist and a butcher go on the bridge, and it collapses. Why did it collapse?

Question: Had by few but treasured by all,
I'm on the inside and outside and I make men fall.

What am I?

Question: Draw, fire, or fill me;
I'm still empty.

What am I?

Question: I met a man on a bridge he tipped his hat and drew his cane in this riddle I said his name. What is his name?

Question: Two men went into a restaurant. They sat at a table and the waiter came by and asked, "What do you want to drink?"

The first man said, "I'll have H₂0."

The second man said, "I'll have H₂0 too."

The second man died.

Why?