How do vapor recovery systems contribute to fuel economy?

• A. By providing alternative fuel sources
• B. By capturing vapors that would otherwise be wasted
• C. By lowering the fuel prices
• D. By increasing the weight of the fuel stored

Answer: (B)

Vapor recovery systems contribute to fuel economy primarily by capturing vapors that would otherwise be wasted. When fuel is dispensed, it can emit volatile organic compounds (VOCs) into the atmosphere, which are lost resources that could be utilized. By recovering these vapors, the system ensures that a greater volume of fuel is preserved, leading to more efficient use of the available resources. This process not only helps in maximizing the amount of usable fuel but also enhances overall energy efficiency and reduces emissions, contributing positively to environmental sustainability.

While other options may touch on related topics, they do not directly relate to the efficiency gains provided by vapor recovery systems. For instance, providing alternative fuel sources does not directly pertain to the efficiency of gas usage. Lowering fuel prices is affected by broader economic factors and market dynamics, rather than the mechanics of vapor recovery. Increasing the weight of the fuel stored is not relevant, as vapor recovery focuses on capturing and utilizing vapors rather than altering the weight of the fuel.