Original sentence: However, the mere existance of terroir, the role that terroir plays in making a wine "good" are both questions that are controversial.Oenophiles use the concept of terroir to refer to wines that are distinctive and unique to their place of origin.altitude - higher alti.aspect - Do the grapes get lots of sun due to being on a south-facing, steeply sloped site.geology - Good drainage or poor, is the bedrock shallow or deep.soil type - Is it rich in nutrients or barren, is it primarily chalk or clay
Edited sentence: Oenophiles use the concept of terroir as a way of distinguishing quality and richness in wine from the homogenized products of the mass market