71.   Many agree that the long-lived chemicals are a peril, while others say they are relatively benign.

72.   Many manufacturers use recycled paper these days and the chemicals can be dangerous to the digestive system.

73.   More important, it is not clear that the new chemicals are effective.

74.   Now, it appears toxic chemicals are within striking range of fragile environmental resources, such as shellfishing areas and eel grass beds.

75.   Not only is the chemical harmless at levels found in most jalapenos, but it is also believed to have some medicinal value.

76.   Officials say they believe that the chemical is still in use at some salons nationwide.

77.   Once that chemical was in the sperm cells, they would glow blue under a laser light.

78.   Once a chemical is on the market, it is incredibly difficult to get it off.

79.   Other chemicals detected were DDE, PCB, Chlordane, Dieldrin and Toxaphene.

80.   Organic chemicals are carbon-rich molecules and the evolutionary precursors of life.

n. + be >>共 1635
problem 0.82%
people 0.79%
company 0.71%
result 0.67%
thing 0.63%
report 0.57%
question 0.56%
official 0.55%
time 0.53%
issue 0.48%
chemical 0.02%
chemical + v. >>共 230
be 29.08%
cause 4.68%
have 3.16%
include 3.16%
use 2.65%
pose 1.52%
kill 1.39%
do 1.26%
find 1.14%
combine 1.14%
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