Sea caves are formed by the erosional action of waves along steep seacoasts as in California, Oregon and Washington. A generally accepted definition of a cave is as follows; Must be large enough for a person to enter.
Medical diagnosis (abbreviated Dx or DS) is the process of determining which disease or condition explains a person's symptoms and signs. It is most often referred to as diagnosis with the medical context being implicit.
Amazonâs DuPont fulfillment center is a sort of laboratory for how the company is using robots to do much of its heavy lifting. But it also shows how the human workforce is not only necessary but superior in some respects.