clean-burning

Describes a fuel or energy source that produces little or no harmful emissions when burned.

• 🇫🇷Qualifie un combustible ou une source d'énergie qui, en brûlant, produit peu ou pas d'émissions nocives.

1. Low-emission fuel combustion B2 formal technical

   Producing minimal pollutants or residues when used as fuel.

   • The new clean-burning stove reduces smoke in the kitchen.
   • Clean-burning natural gas is often preferred over coal.
   • They developed a clean-burning engine for the prototype car.

   🇫🇷à combustion propre

   Synonymes: smokeless

   Antonymes: dirtysmoky

• cleaner-burning comparative form
• cleanest-burning superlative form