Q1
With reference to the fuel standards ISO-8217-2017 discuss the amendments made as compared to its previous edition. Explain the significance of the following:
(16)
(a) Pour point, cloud point and cold filter plugging point
(b) Cat fines
(c) Fatty acid methyl Ester
(d) Resolved H2S in fuel
(16)
Reference Answer
### Introduction to ISO 8217:2017 ISO 8217 is the primary international standard that specifies the requirements for petroleum fuels for use in marine diesel engines and boilers, prior to any on-board treatment. The 2017 edition introduced several key amendments and clarifications compared to its predecessor (ISO 8217:2012) to address changes in fuel production, environmental regulations, and operational experience. ### Amendments in ISO 8217:2017 vs. Previous Edition The key changes introduced in the 2017 version include:
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