Notes:

  * [[Candle_Extinguisher]]
  * [[https://www.youtube.com/watch?v=UePtoxDhJSw|Black and Yellow Music Video (Atomic Modeling Kit]]
  * [[https://www.youtube.com/watch?v=Y-cxevaA-38|Water Music Video]]
  * Ingredients of Dr. Pepper (link to Wikipedia articles)
    * Water
    * High-Fructose Corn Syrup
    * Caramel Color
    * Ammonium Sulfite
    * Caffeine
    * Benzaldehyde
    * Sodium Benzoate
    * Carbon Dioxide
  * [[Natural_Gasses]]
  * [[Solid, Liquid, Vapor]]
  *