Uturnjust a quick question for the novice ... "Access is gained...

Uturn

just a quick question for the novice ...

"Access is gained to the coal seam via existing or new wells drilled in a conventional manner. Small quantities of the non-toxic initiation chemical and catalysts are introduced into the coal seam that creates a heat reaction, increasing the temperature to over 300C."

where does the heat go? cause wont to much heat in a confined space create an explosion ?

i was just curious ...

cheers