Lumber Pressure Treated With Chromated Copper Arsenate. Chromated copper arsenate (CCA) has been used extensively in this country as a wood preservative. CCA is composed of: copper, which acts as a fungicide; arsenate, a form of arsenic, which is an insecticide; and chromium, which binds the ingredients to the wood.
Devilâs Throat at Iguazu Falls in Argentina. Photo by: Luca Galuzzi, Creative Commons. Iguazu Falls, also known as Iguassu or IguaÃ§u Falls, are situated on the border of Argentina and Brazil. They touch the Parana region in Brazil and the Misione region from Argentina. The falls separate the river into upper and lower Iguassu.
Truth and Justice Day: March 24. Truth and Justice Day is a public holiday in Argentina. In Argentina, March 24 is celebrated as National Memorial Day for Truth and Justice. This day was established to commemorate the victims of the National Reorganization Process that started in 1976 with a coup. This military dictatorship, known in Argentina as the Ãltima Dictadura, or Last Dictatorship, lasted until 1983.