These are the kinds of " whoops" moments that make us giggle, and this is what happens in a brain that can handle 11 million pieces of information coming in with only 40 being processed consciously.
Water rushes into the newly-formed hollow, sweeping away loose dirt and making the hollow even hollower, which lets the water rush a little faster and sweep away a little more dirt...and so on, and so on.
Even as the government tries to restrain the excesses, however, it does not want to snuff out the rally in the big cities altogether, for they tend to influence sentiment elsewhere.
So, the abnormally high levels of luminal sodium and chloride disrupt the osmotic balance between the intestines and surrounding tissue; and water, bicarbonate, and potassium rush into the lumen of the intestines as a result.