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Unit VII Case Study
Read the incident scenario, and write a response that is at least three pages in length. Your response must include answers to the questions being asked. All sources used, including the textbook, must be referenced. Paraphrased and/or quoted materials must have accompanying in-text and reference citations in SPA format.
Scenario:
You are the Refinery Emergency Response Coordinator for an incident at the SJ Refinery which has been in operation since 1966. The refinery processes 120,000 bbl of crude oil per day, which has a sulfur content of 2.5 percent. The refinery converts crude oil to naphtha, light oil, and heavy oils using the Atmospheric/Vacuum Distillation Unit with key equipment such as the following:
| Physical Property | H2S | SO2 |
| Specific Gravity at 68oF (20oC) | 1.54 | 1.4 |
| Vapor Density (Air=1) | 1.18 | 2.22 |
| Flash point | -116oF (-82.4oC) | Not Applicable |
| Auto ignition Point | 500oF (260oC) | Not Applicable |
| Lower Explosive Limit | 4.3% | Not Applicable |
| Upper Explosive Limit | 46% | Not Applicable |
| IDLE | 100 ppm | 100 ppm |
