...Sector and Sub-Sectors: This report covers companies producing single or diversified portfolios of chemical products with varying degrees of vertical integration. The industry encompasses a wide range of products divided into broad clusters such as commodity chemicals, specialty chemicals, agrochemicals and industrial gases. Companies usually operate in more than one sub-sector, and are exposed to demand cyclicality and price volatility. Key Factors: The Sector Risk Profile defines and groups companies operating in the sector into a "natural rating territory" based on Fitch's view of the inherent risk profile of the industry. Each company's overall risk profile generally does not stray too far from this rating range. After assessing the Operating Environment, then Management and Corporate Governance, the Navigator examines four Sector-Specific factors for given rating levels. Finally, three Financial Profile factors help capture financial attributes commensurate with particular rating categories....