Most surgeons recommend not eating or drinking most fluids for eight to 12 hours prior to surgery. You can usually drink clear liquids like water, apple juice, or chicken broth, but should stop drinking anything four hours beforehand.
An object reference is required for the nonstatic field, method, or property 'member'. In order to use a non-static field, method, or property, you must first create an object instance. For more information about static methods, see Static Classes and Static Class Members (C# Programming Guide) . For more information about creating instances of classes, see Instance Constructors (C# Programming Guide) .
In an inertial frame of reference, there must be a centripetal force to make something travel in a circle. In a frame of reference centred on the person in the centrifuge (our favourite, but less useful, frame), there is an apparent centrifugal force throwing them away from the centre of rotation.