Bone marrow: The soft blood-forming tissue that fills the cavities of bones and contains fat and immature and mature blood cells, including white blood cells, red blood cells, and platelets. Diseases or drugs that affect the bone marrow can affect the total counts of these cells.one marrow: The soft blood-forming tissue that fills the cavities of bones and contains fat and immature and mature blood cells, including white blood cells, red blood cells, and platelets. Diseases or drugs that affect the bone marrow can affect the total counts of these cells.
hooks (left) and loops (right). Velcro is a brandname and trademark owned by the Velcro Companies for hook-and-loop fasteners. Hook-and-loop fasteners have a hook side, which is a piece of fabric covered with tiny hooks, and a loop side, which is covered with even smaller and hairier loops.
SantopreneÂ® Thermo Plastic Elastomer (TPE) is an injection moldable rubber type material. SantopreneÂ® is generally used in applications that require a flexible material but, limited chemical resistance. The most common color of the raw material is black; other colors are available with special orders. This material, in its natural state, is lighter than water, meaning SantopreneÂ® balls float in water.