Sharon
a borough of Pennsylvania, in Mercer co. It is on the Shenango river, and on the Pennsylvania, the Lake Shore, and Michigan Southern, the Pittsburgh and Lake Erie, and the Erie railroads. It is the center of an important steel and iron industry, and has rolling mills, furnaces, boiler shops, ordnance works, and manufactures of explosives, nails, chains, stoves, and lumber products.
It has also important coal mining interests. Pop. (1910) 15,270; (1920) 21,747.