P4RI+GP2+(Heat+4)

Howdy! Everyone from P4RI Gp 2.... Anders, Hu Yang, Kai En and Yin Peng. This page is for us to discuss Heat Activity 4. Share any info that you have. Thanks. Hey' Anders here... I found some info :) Mostly coal and oil during this period. Rural areas also burned wood often. Natural gas was not so widespread then as now, certainly in Europe, not sure when it took off in the US. Gas made from coal... From Anders.

Read more: [] From Anders. I found some more information from this website [|Wikianswers]. you may want to check it out. From Anders. Here is another website you may want to look at, [|Yahoo Answers].From Anders. There is another website here...[|Definition of Heat Energy] From Anders.