41. Wikipedia has been weak at identifying and responding to persistent low grade BLP attackers. 42. Interacting factors result in low grade infection becoming fatal diseases. 43. Gold and silver are generally low grade associated with zinc and lead rich areas. 44. The line features very large radius curves and low grades . 45. Coal still being mined there is low grade but subsidized to prevent more unemployment. 46. Three Iowa State starters were ruled ineligible for the game because of low grades . 47. Cadia is a low grade gold deposit in Australia's eastern state of New South Wales. 48. But babies and low grades aren't the only signs that some black girls are suffering. 49. This is the child who misses deadlines, frustrates teachers and ends up with low grades . 50. "That stuff is very low grade , " he said.
