Abutment - In coal mining, (1) the weight of the rocks above a narrow roadway is transferred to the solid coal along the sides, which act as abutments of the arch of strata spanning the roadway; and (2) the weight of the rocks over a longwall face is transferred to the front abutment, that is, the solid coal ahead of the face and the back abutment, ...
Pandemic 2: Disease Mutation. Pandemic 2 is a disease game that allows more flexibility in creating a plague, including whether you want to be a bacteria, parasite or virus. Each disease has its own strengths and weaknesses. Note: See below game for instructions and tips. (And be sure to use hand sanitizer when youâre done playing.)
A pandemic (from Greek Ïá¾¶Î½ (pan, âallâ) + + Î´á¿Î¼Î¿Ï (dÄmos, âthe peopleâ) is an epidemic that spreads across a large region (for example a continent), or even worldwide. Differences Between an Epidemic and a Pandemic. Simply put, when an epidemic gets out of hand, it is called a pandemic. This has 2 nuances: Geographical spread An epidemic that is not localized to a city or a small region but spans a larger geographical area can be called a pandemic. Incidence rate