Sentence examples for matter smaller than from inspiring English sources

India's pollution control board sets the safe limit for PM2.5 – which measures particulate matter smaller than 2.5 micrometres – at 60.

The myriad fragments of asteroids and other small pieces of solid matter (smaller than a few tens of metres across) that populate interplanetary space are often termed meteoroids to distinguish them from the larger asteroidal bodies.

The results revealed that the gas cleaning successfully removed >99.9% of the particulate matter smaller than 1 μm.

Respiratory inorganics: Respiratory health effects are stated in equivalent units of inorganic particulate matter smaller than 2.5 microns.

The mass-balance method designed for particulate matter smaller than 2.5 μm (PM2.5) was used to calculate the organic matter (OM /organic carbon (OC) ratio.

Under the new standards readings for ozone and concentrations of PM2.5 - particulate matter smaller than 2.5 micrometers in diameter - will be monitored.

Sioutas and colleagues took advantage of wildfires burning in Southern California in October 2007 to investigate their impact on urban air quality relative to traffic pollutants, with a special emphasis on particulate matter small than 2.5 μm in diameter (PM2.5).

While they might bring bulletins about a matter no smaller than his hopes for moving into the White House, Gov. George W. Bush is not inclined to get that consumed.

Numerous epidemiological studies have indicated that exposure to fine particulate matter (particles smaller than 2.5 micrometers, PM2.5) is associated with asthma, respiratory infections, lung cancer, cardiovascular problems, and premature death [ 1- 5].

For every increase of 5 μg/m of particulate matter (PM) smaller than 2.5 μm in diameter (PM2.5) in the environment, the risk of lung cancer rises by 18%; for every elevation of 10 μg/m in PM smaller than 10 μm (PM10), the risk increases by 22% (Raaschou-Nielsen et al., 2013).

Another, particle physicists, aims to understand the structure of matter on scales smaller than a trillionth of a trillionth the size of an atom.