▁prevent ing ▁def or est ation . ▁At ▁the ▁same ▁time , ▁it ▁emp lo ys ▁a ▁st ove ▁pipe ▁fl ue ▁to ▁vent ▁f umes ▁through ▁the ▁roof . ▁This ▁almost ▁elimin ates ▁cook ing ▁smoke ▁within ▁the ▁home , ▁prevent ing ▁resp ir atory ▁problems ▁for ▁the ▁users . ▁Vari ous ▁groups ▁have ▁run ▁programs ▁to ▁provide ▁such ▁st ov es , ▁or ▁encou rage ▁production ▁of ▁st ove ▁making ▁facilities , ▁including ▁certain ▁Rot ary ▁Club s ; ▁Tre es , ▁Water ▁and ▁People ; ▁and ▁organizations ▁aim ed ▁at ▁pres erving ▁wild life ▁by ▁prevent ing ▁def or est ation . ▁ ▁Lor ena ▁ad obe ▁st ove ▁ ▁A ▁prede cess or ▁to ▁the ▁Just a / E co / P ats ari ▁Sto ves ▁was ▁the ▁Lor ena ▁ad obe ▁Sto ve . ▁It ▁was ▁designed ▁as ▁a ▁simple - to - build ▁cook ▁st ove ▁for ▁use ▁in ▁Central ▁America , ▁that ▁could ▁be ▁manufact ured ▁locally ▁of ▁materials . ▁The ▁name ▁of ▁Lor ena ▁Sto ve ▁comes ▁from ▁the ▁combination ▁of ▁the ▁two ▁Spanish ▁words ▁l odo ▁and ▁ar ena ▁( mean ing ▁mud ▁and ▁sand ) ▁as ▁the ▁st ov es ▁were ▁a ▁combination ▁of ▁the ▁two . ▁The ▁Lor ena ▁Sto ve ▁is ▁an ▁en closed ▁st ove ▁of ▁ram med ▁earth ▁construction , ▁with ▁a ▁chim ney ▁built ▁onto ▁it . ▁ ▁The ▁Lor ena ▁Sto ve ▁was ▁designed ▁with ▁the ▁mistaken ▁belief ▁that ▁ram med ▁earth ▁would ▁act ▁as ▁ins ulation