Massachusetts, like Pennsylvania, Virginia, and Kentucky, is called a Commonwealth. Commonwealths are states, but the reverse is not true. Legally, Massachusetts is a commonwealth because the term is contained in the Constitution.
Description of Benzazepine. Benzazepine: bicyclic structure consisting of fused benzene and azepine rings; many compounds with this structure react with biogenicamine receptors, and so are psychotropic and neurotropic. Source: CRISP. Benzazepine: Compounds with BENZENE fused to AZEPINES.
Atrazine is a herbicide of the triazine class. Atrazine is used to prevent pre-and postemergence broadleaf weeds in crops such as maize (corn) and sugarcane and on turf, such as golf courses and residential lawns. It is one of the most widely used herbicides in US and Australian agriculture.