Benzene is an important organic chemical compound with the chemical formula C 6 H 6. The benzene molecule is composed of six carbon atoms joined in a ring with one hydrogen atom attached to each. As it contains only carbon and hydrogen atoms, benzene is classed as a hydrocarbon. Benzene is a natural constituent of crude oil and is one of the elementary petrochemicals.
Brantford (2016 population 97,496; CMA population 134,203) is a city in southwestern Ontario, Canada, founded on the Grand River. It is the seat of Brant County, but it is politically separate with a municipal government of its own that is fully independent of the county's municipal government.
Rockford is a city in Floyd County, Iowa, United States, at the confluence of the Shell Rock and Winnebago Rivers. The population was 907 at the 2000 census. in decimal form are 43.052833, -92.949203. According to the United States Census Bureau, the city has a total area of 0.6 square miles (1.6 kmÂ²), all of it land.