- A volcano is commonly defined as a vent or fissure in the crust of a planetary-mass object, such as Earth, that allows hot lava, volcanic ash, and gases to escape from a magma chamber below the surface.
- The Virtual Keypunch - Make Your Personal Punch Card (masswerk.at)
Just type your text and hit the “enter” key to get your personal punch card for free. Please mind that only the limited character-set of an original keypunch (type IBM 029) is supported. All other characters will be automatically translated to the most related character available. (Sorry, like with the original, only western/latin characters are supported.)