Appeal to emotion or argumentum ad passiones is a logical fallacy characterized by the manipulation of the recipient's emotions in order to win an argument, especially in the absence of factual evidence.ppeal to emotion or argumentum ad passiones is a logical fallacy characterized by the manipulation of the recipient's emotions in order to win an argument, especially in the absence of factual evidence.
Lean manufacturing or lean production, often simply  lean , is a systematic method for the elimination of waste ( Muda ) within a manufacturing system.
The core idea of lean manufacturing is actually quite simpleâ¦relentlessly work on eliminating waste from the manufacturing process.