What isn't known is whether, during nanotubes' manufacture, use, and disposal, they can become airborne and be inhaled in sufficient quantities to cause problems.
These organisms are found commonly in nature and are able to grow in sufficient quantities to cause disease.
Approximately one-quarter of our isolates were susceptible to ampicillin and cephalothin suggesting that these isolates do not produce an AmpC-type β-lactamase or do not express their enzymes in sufficient quantities to cause resistance.
Years later, I had to sign the order setting a time for this man's death—"by intravenous injection of a substance or substances in a lethal quantity sufficient to cause death and until such convict is dead"—and I remember staring at the paper, feeling strange and unnerved.
"These records indicate the length of the procedure and the amount of drugs administered comply with the department's mandate under state law to administer … an intravenous injection of a substance or substances in a lethal quantity sufficient to cause death, under the supervision of the state Department of Corrections," the statement said.
But it may have been found, for all that we know, that the seed of Johnson grass is dropped from the cars in such quantities as to cause special trouble.
The only distinction suggested in support of the ordinance is that the seed of Johnson grass may be dropped from the cars in such quantities as to cause special trouble; but there is not only no evidence of such fact, but it is highly improbable that the seed of a noxious grass of this kind would be carried upon the cars at all.
Vegetables cultivated in contaminated soils take up heavy metals in large quantities enough to cause potential health risks to the consumers [7 10, 12].
Videos of the storm show torrential rain and hail coming down, and while the hail stones themselves are not large, the sheer quantity is enough to cause chaos on the city streets.
A few months ago, 46 people in northern Virginia, Maryland and the District of Columbia agreed to have their houses tested for radon gas, a substance that seeps out of natural uranium deposits in the soil and, if inhaled in sufficient quantity, is believed to cause lung cancer.
