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.
Continental and Oceanic Crust? Oceanic and continental crust are made up of different rocks (granite and basalt). Is the fact that the continental crust is thicker than the oceanic crust the only reason why the oceanic crust has water on it and the continental crust is the land we live on? Also, these crusts both sit on top of tectonic...