The general concepts found in this section are: 1  The earth's atmosphere is a very thin layer wrapped around a very large planet. 2  Two gases make up the bulk of the earth's atmosphere: nitrogen (), which comprises 78% of the atmosphere, and oxygen (), which accounts for 21%.
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Lean is a big component of Operational Excellence. Lean is based on elimination of waste, and the best way to eliminate waste is to create flow. Therefore the lean journey is one of creating flow. Flow is created at a cell level by using one piece flow techniques.