Juggling pattern revenge is usually considered the most involved and difficult of the three. A windmill, or false shower, is a juggling pattern which resembles the shower. It is often considered a prerequisite or preparation for Mills Mess, or the other way around. One hand throws outside (or reverse cascade) and the other throws underarm, so that the outside hand catches while crossed over the underarm hand. Siteswap: 3. Siteswap may also be extended to pass juggling. Simultaneous juggling: "<xxx|yyy>" notation means one juggler does 'xxx' while another does 'yyy'. 'p' is used to represent a passing throw. For example the Four-count,
Canadian Cascade Arc of the volcanic arc. It also has no records of historical eruptions. Nevertheless, the volcanic arc poses a threat to the surrounding region. Any volcanic hazard—ranging from landslides to eruptions—could pose a significant risk to humans and wildlife. Even though there are no historical eruptions in the Canadian Cascade Arc, eruptive activity is very likely to resume; if this were to happen, relief efforts would be quickly organized. Teams such as the Interagency Volcanic Event Notification Plan (IVENP) are prepared to notify people threatened by volcanic eruptions. The Cascade Arc was originally created by subduction of the now vanished Farallon