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91 This process involves the addition of microorganisms, nutrients and an electron acceptor into the saturation zone of a contaminated aquifer.

92 More than eight thousand gallons of contaminated water had to be pumped out of Cannop Brook.

93 From 200 years on, risks are mainly from contaminated water infecting crops.

94 Not only can it be introduced by contaminated water changes but it is also self-generated as part of the biological filtration cycle.

95 But a survey by Which magazine has found that up to eighty percent of loose ham sold in delicatessens was contaminated with bacteria.

96 The programme will involve stripping lead paint from housing, replacing lead water pipes and removing contaminated soil from Tehranmany areas.

97 They say it's normal procedure at other Universities to wash contaminated materials like rubber gloves and glass containers.

98 Children pick up the eggs from contaminated food or pets, and the worms hatch out at night.

98 Sentencedict.com try its best to gather and create good sentences.

99 Projects already undertaken for pharmaceutical customers have involved removal of plant and equipment contaminated with low-levels of radioactivity and other hazardous materials.

100 Water in cooling towers can be contaminated with legionella bacteria: surveys found the organism in 40-70 percent of hotels and hospitals.

101 Milk contaminated Scientists are stepping up tests to find the source of dioxin contamination which has brought financial ruin to two farmers.

102 By last week, government and state officials had doubled their estimates of contaminated sites to about 100.

103 If you eat some contaminated food, you will not necessarily feel the ill-effects immediately.

104 The concern is that most contaminated food is caused by incorrect storage at home, where fridge temperatures may be too high.

105 Bioremediation appears to be a very attractive, and in many cases a cost-effective way of cleaning up many contaminated sites.

106 He talked about sloppy packaging that could have contaminated evidence.

107 Since June of last year two of them have not been allowed to sell their milk because it is contaminated with dioxins.

108 The abandoned mines would fill with water contaminated with iron, acids and chlorides which could seep through ground waters affecting rivers.

109 It requires putting a protective cover on the site, pumping out the contaminated substance, and then treating it.

110 The ordinance prohibits the city from recharging in contaminated areas.

111 Their task will be to help otters and seals which have been contaminated by the seven mile long oil slick.

112 Grazing cattle and sheep eat contaminated grass and plants[sentencedict.com], while fish eat plankton that has already consumed dioxin-covered microscopic particles.

113 The odds of being infected from a contaminated needle are 1 in 300, Gerberding said.

114 However, there is no scientific proof that the disease can be spread by eating contaminated beef.

115 It spread fast in the contaminated water of the great cities, killing in all four epidemics about 100,000 people.

116 The problem was caused by a worker who inadvertently contaminated the coffee machine by cleaning it with a toxic substance.

117 What was left was a reddish brown, contaminated by earth and blood.

118 It seemed an extremely odd locution for a scientist to be using about contaminated water.

119 Giardia is acquired by ingesting food containing the cysts or, more commonly, drinking contaminated water.

120 They were given contaminated blood before tests were introduced in 1985.