However, when a person has two or more seizures, he or she is considered to have epilepsy. There are many possible causes of epilepsy, including an imbalance of nerve-signaling chemicals called neurotransmitters, tumors, strokes, and brain damage from illness or injury, or some combination of these.
Guernica shows the cataclysms of war as well as the anguish and destruction it inflicts upon people, especially innocent civilians. This painting has attained an enormous reputation over the years, and has become an everlasting reminder of the devastation of war, in addition to becoming an anti-war icon.
Tempera, also known as egg tempera, is a permanent, fast-drying painting medium consisting of colored pigments mixed with a water-soluble binder medium. Tempera also refers to the paintings done in this medium. Tempera paintings are very long lasting, and examples from the first century AD still exist. Egg tempera was a primary method of painting until after 1500 when it was superseded by the invention of oil painting. A paint consisting of pigment and glue size commonly used in the United State