The Octane Rating of Straight Run Gasoline from Fractional Distillation

question 23

Multiple Choice

The octane rating of straight run gasoline from fractional distillation of petroleum can be raised by

• A) catalytic reforming.
• B) adding tertiary-butyl alcohol.
• C) adding ethanol.
• D) all of the above

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Definitions:

Indirect Manufacturing Costs

Expenses related to the production process that are not directly tied to the manufacturing of products, such as maintenance and factory overhead.

Gross Margin

The difference between sales revenue and the cost of goods sold, expressed as a percentage of sales revenue.

Variable Cost

Charges that fluctuate in accordance with the degree of business operations or output levels.

Cost of Goods Sold

The immediate outlays necessary for the crafting of goods a business sells, involving materials and labor.