Definition(s) Flex Joint. A steel and elastomer assembly having central through-passage equal to or greater in diameter than the riser bore that may be positioned in the riser string to reduce local bending stresses.
The Master Naturalist Program is co-sponsored by the Wildlife Resources and State Parks and Recreation sections of the West Virginia Division of Natural Resources, Davis & Elkins College and the West Virginia University Extension Service.
van Wyhe, John (2013),   My appointment received the sanction of the Admiralty: Why Charles Darwin really was the naturalist on HMS Beagle (PDF), Studies in History and Philosophy of Science Part C: Studies in History and Philosophy of Biological and Biomedical Sciences, Elsevier BV, 44 (3): 316â326, doi:10.1016/j.shpsc.2013.03.022