Industry, sector and description for Universal Display. Universal Display researches, develops, and sells organic light emitting diode (OLED) technologies and materials for the flat-panel display industry.
The first requirement for all master horizons other than O horizons is that they are composed mostly of mineral material. It is very important to be able to differentiate organic from mineral material. Dark color of the A horizon is due to the mixing of humus with mineral.
No. Although it is less dense, continental crust is much thicker than oceanic crust. Continental crust is thicker, averaging somewhere is the twenty to thirty mile range. Ocea â¦ nic crust is in the 3-6 mile range on average. 33 people found this useful.