Natural gas is compressed to pressures ranging from what range?

Prepare for the Vehicle Rescue and Extrication Test. Utilize flashcards and multiple-choice questions, each with hints and explanations. Ace your exam with confidence!

Multiple Choice

Natural gas is compressed to pressures ranging from what range?

Explanation:
Natural gas stored in vehicles is kept in high‑pressure cylinders, and the typical service pressure for CNG systems is about 3,000 to 3,600 psi (roughly 20–25 MPa). This range hits a practical balance: it allows enough gas to be carried for driving range while staying within the material limits of common cylinders. Pressures like 5,000–6,000 psi are outside the standard service range for most vehicles, and levels much lower than 3,000 psi would not provide a useful amount of gas. So the 3,000 to 3,600 psi range is the correct one.

Natural gas stored in vehicles is kept in high‑pressure cylinders, and the typical service pressure for CNG systems is about 3,000 to 3,600 psi (roughly 20–25 MPa). This range hits a practical balance: it allows enough gas to be carried for driving range while staying within the material limits of common cylinders. Pressures like 5,000–6,000 psi are outside the standard service range for most vehicles, and levels much lower than 3,000 psi would not provide a useful amount of gas. So the 3,000 to 3,600 psi range is the correct one.

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