<Tr> <Th> Material burned </Th> <Th> Flame temperature </Th> </Tr> <Tr> <Td> Charcoal fire </Td> <Td> 750--1,200 ° C (1382 - 2192 ° F) </Td> </Tr> <Tr> <Td> Methane (natural gas) </Td> <Td> 900--1,500 ° C (1652 - 2732 ° F) </Td> </Tr> <Tr> <Td> Bunsen burner flame </Td> <Td> 900--1,600 ° C (1652 - 2912 ° F) (depending on the air valve, open or close .) </Td> </Tr>

What is the hottest part of a flame