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Although orogenic ultramafic rocks can contain a record of the physical and chemical evolution of lithospheric mantle , their emplacement into the crust is an important but often poorly understood process . There is a growing body of evidence from a wide variety of sources to show that animals whose well-being is compromised are often physiologically and immunologically abnormal and that experiments using them may reach unreliable conclusions . If there is a ramp provided , it is often very steep ( sometimes up to a 45 degree angle ) and often very narrow . Radosh 's contributions to that often very uneven online journal were the highlight , well worth a trip to the site . He and the people he quotes are often very critical of the administration ’ s incompetence and detachment . But this is completely disingenuous , as atrocities are often specifically ordered and condoned by God ; I only included a couple of examples above . It was seen as a sort of self-selected " club " of big , rich countries , whereas the UN sees itself as the universal club of all countries , in particular a club in which the developing countries - often very small , very poor countries - can have a voice in the major issues of our time . Indeed , Fergus 's brain was a perpetual workshop of scheme and intrigue of every possible kind and description ; while , like many a mechanic of more ingenuity than steadiness , he would often unexpectedly , and without any apparent motive , abandon one plan , and go earnestly to work upon another , which was either fresh from the forge of his imagination , or had at some former period been flung aside half finished . They are very often poorly maintained locations with inadequate ventilation systems and equipment and are not often cleaned between the various syntheses . For instance , managers appeared to use highly simplified decision rules , were often poorly informed , and were subjected to a variety of subtle motivations that led neither to profit maximization nor to fulfilment of the goals of the state . Due to the changes in veteran demographics and healthcare delivery , a high demand for care exists today in many areas where VA has no healthcare facilities , while other areas find themselves with an oversupply of hospital beds that are costly to operate and often poorly utilized . This splicing is often poorly understood . This is often an issue at the Internet Exchange Points , where packets are passed from one network to another , because they are often very busy .