Sentence examples for a dust sample from inspiring English sources

In most cases, he said, the only way to determine with certainty whether mold is growing inside a central heating system is to gain access to the coil, its lining and the blower, and take a dust sample from the surface of the components.

In fact, the geographic correlation was so strong that Dunn and Fierer have since shown, in a separate paper, that they can use fungal DNA to determine, to within about a hundred and fifty miles, where in the United States a dust sample originated.

TEM image of soot isolated from a dust sample.Photo courtesy of MVA Scientific Consultants.

In addition, the relationship between the micrograms of allergen measured in a dust sample and the amount of allergen that is airborne, inspired, and reaches the lower airway is enigmatic.

Most (92%) of these volunteers also provided a dust sample from their home.

Columbia PCS homes were visited when the child reached 1 year of age, and a dust sample was collected for allergen analysis.

At the inlet of the precipitator of plant 5, a dust sampling instrument was used to collect the total dust, according to GB/T 16157 1996.

For exposures estimated using a single dust sample, a variance ratio of λ = 3 would be expected to result in an estimated odds ratio (OR) of 1.2 given a true OR of 2.0.

It also was limited by measuring PBDEs only in dust samples and using a single dust sample as a basis for characterizing exposure.

In the present study, each child was treated as separate observation, because in homes with multiple children participating in the study, each child had a separate bedroom, so a separate dust sample was collected.

Based on these variance ratios, we would expect ORs to be attenuated from a true value of 2.0 to as low as 1.2 (range, 1.2 1.4) in a hypothetical case control study that employs a single dust sample to assess exposure to PAHs.