Good Riddles

Question: What can you smell but not see. And can be deadly, too.

Question: What is red and white at home, but can never be that when it leaves?

Question: I can be seen and heard miles away, only show my position for a couple of seconds, but if touched it can kill you instantly.

Question: Bob is dead in the INSIDE of his apartment. There is a puddle of water, a ball, some glass, and a broken window How did Bob die? What is Bob?

Question: I hold many different components, including a fiery heart. I was born as a rock, being molded from the start. I dance around my fiery neighbor, but he doesn't dance with me. Instead, he provides my children with long-lasting energy. What am I?