Hydrofluoric acid (HF) is a solution of hydrogen fluoride in water. Its chemical formula is HF. It is a weak acid, but very corrosive and extremely toxic. It can dissolve glass to make hexafluorosilicic acid.
The produce, the products, and the exhibits by organizations such as the Burlington County Historical Society all looked worthy on Wednesday. But to me, the farm fair is about the animals - and the kids who labor over and love them. I could see the devotion on the faces of Mansfield Township neighbors and pals Nick Kester and A.J. Brooks, who are both 12 and raise a type of sheep called a Lincoln. They'll show their animals in a wool competition Thursday.
The Bureau of Economic Analysis ranked the county as having the 158th-highest per capita income of all 3,113 counties in the United States (and the 11th-highest in New Jersey) as of 2009. Burlington County is part of the Delaware Valley area, located east of the Delaware River. However, the county stretches across the state, and its southeast corner reaches tidal estuaries leading to southern New Jersey's Great Bay, which separates the county from the Atlantic Ocean.