Why It Matters

What should be considered when fuel specifications are set?

Fuel specifications can influence more than just the fuel itself. They affect cost, supply, implementation, public health, climate and air quality. Explore the topics below to better understand each consideration and how they can shape fuel quality decisions.

Case studies

See how countries have balanced different priorities.

Every market weighs these six considerations differently. The case studies follow how those trade-offs have been settled in practice, and what followed.