Depending upon the conditions, either nucleation or growth may be predominant over the other, and as a result, crystals with different sizes and shapes are obtained (Control of crystal size and shape constitutes one of the main challenges in industrial manufacturing, such as for pharmaceuticals).
For the region, see San Fernando Valley. San Fernando is a city located in the San Fernando Valley, in the northwestern region of Los Angeles County, California. It is completely surrounded by the City of Los Angeles.
short for The San Fernando Valley, an section of the City of Los Angeles, touching the north/west border of LA county. population 2.5mil (approx). the closer to the edges of the valley you get (the hills), the nicer (more expensive) the property is. the closer to the center of the valley you get (Reseda, Van Nuys, etc), the more ghetto it gets.