The World Bank estimates that over 150 billion cubic metres of natural gas are flared or vented annually. Before natural gas can be used as a fuel, it must be processed to remove impurities, including water, to meet the specifications of marketable natural gas.
In neuroanatomy, a gyrus (pl. gyri) is a ridge on the cerebral cortex. It is generally surrounded by one or more sulci (depressions or furrows; sg. sulcus). Gyri and sulci create the folded appearance of the brain in humans and other mammals.achygyria (meaning thick or fat gyri) is a congenital malformation of the cerebral hemisphere, resulting in unusually thick gyri in the cerebral cortex. Pachygyria is used to describe brain characteristics in association with several neuronal migration disorders; most commonly relating to lissencephaly.
Souvlaki is a see also of gyro. As nouns the difference between souvlaki and gyro. is that souvlaki is any of several greek dishes such as kalamaki, giros, kebab and shawarma while gyro is a gyroscope or gyro can be a style of greek sandwich commonly filled with grilled meat, tomato, onions, and tzatziki sauce.