Here are some of the most common types of eruptions: In a Hawaiian eruption, fluid basaltic lava is thrown into the air in jets from a vent or line of vents (a fissure) at the summit or on the flank of a volcano.
The underscore sign is mainly used to show a space where a space is not allowed, such as in internet usernames, email addresses and some computer programs. The underscore looks like a dash below the letters (_).
The underscore is on the letters page by the space bar. There is NO underscore key on the iPad 2 whatsoever!! There is a now you see me now you don't underscore key. It depends on what app you are using.