📅 NSB MS 2017🎓 MS🔄 Round 15#️⃣ Question 2❓ Toss-up✍️ Short Answer
From 1973 to 2008, the percentage of the world's electricity produced by natural gas almost doubled. In the same period, the percentage produced by another fuel source dropped from 25% to 5%. What fuel source is this?
✔️Answer:OIL
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