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Biodiesel Quiz

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Questions and Answers

What does the term 'B100' indicate?

A blend with 100% biodiesel and 0% diesel fuel (correct)

A blend with 95% biodiesel and 5% diesel fuel

A blend with 10% biodiesel and 90% diesel fuel

A blend with 50% biodiesel and 50% diesel fuel

How does ASTM define biodiesel?

As a mixture of short-chain esters from non-renewable resources

As a mixture of long-chain monoalkylic esters from fatty acids obtained from renewable resources (correct)

As a blend of synthetic hydrocarbons and alcohols

As a mixture of long-chain esters from non-renewable resources

Why is the continued use of petroleum-sourced fuels considered unsustainable?

Due to the abundance of petroleum resources

Due to the decreasing global energy requirements

Due to the decline in the use of diesel engines

Due to depleting supplies and increasing demand (correct)

What is the primary source of energy that powers modern civilization?

Fossil fuels (A) Signup and view all the answers

What does the 'B' factor indicate in a fuel mix?

The amount of biodiesel in the fuel mix (C) Signup and view all the answers

Which blend is covered by the ASTM D7467 specification?

B6 to B20 (B) Signup and view all the answers

What does 'B5' indicate?

A blend with 5% biodiesel and 95% diesel fuel (B) Signup and view all the answers

How are blends of biodiesel and petroleum diesel typically mixed?

Mixing in tanks at manufacturing point (D) Signup and view all the answers

What is the label for a fuel mix containing 95% petrodiesel and 5% biodiesel?

B5 (D) Signup and view all the answers

What engine modifications may be required to use pure biodiesel (B100)?

Certain engine modifications (A) Signup and view all the answers