Silicon
Chemical element with atomic number 14
Is silicon important in California?
There is a region in California called the Silicon Valley. Silicon Valley is home to a large number of technology corporations. Silicon Valley was originally named after the large number of corporations there that manufactured silicon-based circuit chips.
Which industrial area in California is named after silicon? What kind of companies are prevalent in #1? What kind of products do #2 make? Is silicon an important raw material for #3?