2014 · Q74
Addition of ethylene dibromide to petrol
General KnowledgeChemistry
- Aincreases the octane number of fuel
- Bhelps elimination of lead oxide
- Cremoves the sulphur compound in petrol
- Dserves as a substitute of tetra-ethyl lead
Explanation
Ethylene dibromide scavenges lead, helping eliminate lead oxide deposits from leaded petrol.