Water chiller. A water chiller is a mechanical device used to facilitate heat exchange from water to a refrigerant in a closed loop system. The refrigerant is then pumped to a location where the waste heat is transferred to the atmosphere.
Banking in the United States before creation of the Federal Reserve System was, to say the least, chaotic. Early American Banking: 1791-1863. Banking in the America of 1863 was far from easy or dependable.
The Constitution itself prohibited state governments from issuing their own currency. The Bank of the United States was conceived in 1790 to deal with the war debt and to put the government on sound financial footing. It was intended to help fund the government's debt and issue currency notes.