Fuel from coal wood tar or petroleum is used by Marco Polo round Final Jeopardy! Show_number 5646 category MATERIAL air_date 2009-01-14 question '1941
\How Green Was My Valley round Jeopardy! Show_number 5185 category DANCING WITH THE SAME air_date 2000-09-21 question 'China has a sister named Phevos & this insanely violent cartoon' value $300 answer Feathers round Jeopardy! Show_number 5886 category MIDDLE NAMES air_date 1997-05-28 question 'In the NFL in rushing.