A reactor is where a nuclear reaction is controlled, making it possible to create energy or any number of artificial elements. Reactor these days almost always refers to a nuclear reactor, where atomic fission of uranium or plutonium creates the heat used to make steam to generate electricity. Originally, though, reactor meant a vessel in which chemical processes were made to generate useful products such as nylon and artificial sweetener.
Ever since its initial enactment, the federal law has included a commitment to pay 40 percent of the average per student cost for every special education student. The current average per student cost is $7,552 and the average cost per special education student is an additional $9,369 per student, or $16,921.
In 2012, Pennsylvania spent $26.5 billion on K-12 education. Only five other states â California, New York, Texas, Illinois, and New Jerseyâ spent more. On a per-student basis, Pennsylvania ranked 13th among the states. In 2012, Pennsylvania spent $13,653 per student compared to a national average of $11,735. Vermont came out on top with $18,882 per student, and Utah ranked last with $6,688 per student.