ing ▁st ov es ▁only ▁admitted ▁air ▁above ▁the ▁fuel ▁as ▁a ▁simpl ification . ▁O ften ▁the ▁vol at iles ▁were ▁not ▁completely ▁burn ed , ▁resulting ▁in ▁energy ▁loss , ▁chim ney ▁t arring , ▁and ▁atmos pher ic ▁poll ution . ▁ ▁To ▁overcome ▁this , ▁the ▁py ro ly zing ▁st ove ▁was ▁developed . ▁The ▁two ▁processes ▁go ▁on ▁in ▁separate ▁parts ▁of ▁the ▁st ove ▁with ▁separately ▁controlled ▁air ▁supplies . ▁Most ▁st ov es ▁designed ▁to ▁burn ▁wood ▁pel lets ▁fall ▁into ▁this ▁category . ▁ ▁Most ▁py ro ly zing ▁st ov es ▁reg ulate ▁both ▁fuel ▁and ▁air ▁supply ▁as ▁opposed ▁to ▁cont rolling ▁comb ust ion ▁of ▁a ▁mass ▁of ▁fuel ▁by ▁simple ▁air ▁reg ulation ▁as ▁in ▁traditional ▁st ov es . ▁ ▁The ▁pel leted ▁fuel ▁is ▁typically ▁introduced ▁into ▁the ▁py ro ly zing ▁chamber ▁with ▁a ▁sc rew ▁convey or . ▁This ▁leads ▁to ▁better ▁and ▁more ▁efficient ▁comb ust ion ▁of ▁the ▁fuel . ▁ ▁The ▁technology ▁is ▁not ▁actually ▁new ; ▁it ▁has ▁been ▁used ▁for ▁dec ades ▁in ▁industrial ▁coal - f ired ▁bo ilers ▁intended ▁to ▁burn ▁coal ▁with ▁high ▁vol atile ▁content . ▁ ▁Saf ety ▁and ▁poll ution ▁consider ations ▁ ▁Saf ety ▁ ▁Correct ▁air ▁flow ▁and ▁vent ilation ▁are ▁also ▁critical ▁to ▁efficient ▁and ▁safe ▁wood ▁burning . ▁Specific ▁requirements ▁will ▁be ▁laid ▁down ▁by ▁the ▁st ove ▁manufact urer . ▁Leg al ▁requirements ▁for ▁new ▁install ations ▁in ▁the ▁UK