Sentence examples for density of the ash from inspiring English sources

Flight cancellations depend on the density of the ash emitted by a volcano.

The AVOID device can measure the density of the ash cloud too, finding air corridors between different layers of ash.

The density actually is lower than the density of the air that is surrounding us.

Although the zone affected by significant ash fallout is restricted to an ~100 km2 area with low population density, the impact of the ash in terms of population relocation was more widespread.

The authorities ban travel through airspace when the density of ash in the atmosphere is enough to damage jet engines.

The speed, density of ash cloud, size of ash particles, temperature and wind all have an impact – in short there are just too many variables and it's extremely difficult!" Does ash affect the fuel efficiency of an engine?

Particles smaller than the pixel size (30 μm × 30 μm × 30 μm) may not be well distinguished as pixels with CT values corresponding to the density of volcanic ash. Figure 3a, b shows scattered distribution of red pixels, whereas Fig. 3c shows rather clustered distribution of red pixels.

The high bulk density of some ash deposits can cause line breakage and damage to steel towers and wooden poles due to ash loading.

The controlling body for UK airspace, Nats, said: "The high density area of the volcanic ash cloud is now lying to the north-west of the UK and, as a result, there are currently no restrictions within UK airspace".

A statement from Nats said: "The no-fly zone imposed by the Civil Aviation Authority tracking the high density area of the volcanic ash cloud has moved west overnight and has now cleared UK airspace".

Comparisons with the maximum density test results revealed that relative compaction is a more appropriate quantity to control the density of ash mixtures than relative density.