41. He conducted extensive research and development of dicumarol, an anti-coagulant that is produced from coumarin. 42. "B . senegalensis " contains natural coagulants that can be used to clarify water sources. 43. Quayle was receiving anti-coagulants in an attempt to dissolve the clot in his lung, Perry said. 44. In the EC process, the coagulant is generated " floc of metallic hydroxides generated within the effluent. 45. The ventricle first failed on Friday and doctors have administered an anti-coagulant to ease the flow of blood. 46. To aid in the sedimentation process, flocculants and coagulants are added to reduce the repulsive forces between the particles. 47. In traditional Russian herbal medicine, it is used as an anodyne, antiphlogistic, aperient, coagulant and diuretic. 48. After emptying the coagulant stores, Godzilla awakens again and prepares to unleash his beam, but suddenly freezes completely. 49. Hoechst recently built a plant north of Paris to make Hirudin, an anti-coagulant medication found naturally in leeches. 50. Some 1, 800 hemophiliacs in Japan contracted the AIDS-causing HIV virus via blood coagulants nearly 10 years ago.