📅 NSB 2012🎓 HS🔄 Round 13#️⃣ Q6❓ TOSS-UP✍️ Short Answer
Gasoline is sold as "unleaded gas,” which is a misnomer because gasoline does not naturally contain lead. Lead was added to gasoline from the 1940s to 1980s. What was the reason for adding lead to gasoline?
✔️Answer:STOP ENGINE KNOCK
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