First Fase
Wood is added to the fire, and the door is closed, this wood stayes unburnt and out of the flames
untill it is at the bottom.
Second Fase
Hot Air is introduced as the wood burnes down to the base. it now somlders and burns. the
flames and gasses, and some particals are sucked to the burn hole.
3rd Fase
As this is sweped in to the burn hole supper heated air is blasted in and a supper heated
flame is produced. this also spines any particals round till they are also burnt up.
4th Fase
this gas, plasma gas then enters the lowwer burn chaimber to copleat burn of gasses, it then leaves
here to what ever typ of hear transfer unit.
now just to make a box like this. Mmmmm not quite that simple, but almost
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