I?eduro: L??w??l¨®¨°¨®, ?k?? ¨¬f??ra ni ohun ¨¨l¨° ¨¤gb¨¦kal?? p¨¤t¨¤k¨¬ n¨ªn¨² ?j¨¤ ¨¬f??ra. ?w?n ¨¤w?n ¨¨y¨ª t¨ª a ti y¨¤ s??t?? nipas?? ?k?? ¨¬f??ra j?? k¨¦ker¨¦ ju ¨¤w?n t¨ª a ti y¨¤ s??t?? nipas?? ?k?? ¨¬f?? ¨¤w?n ¨°k¨²ta l?.
L??w??l¨®¨°¨®, ?k?? ¨¬f??ra ni ohun ¨¨l¨° ¨¤gb¨¦kal?? p¨¤t¨¤k¨¬ n¨ªn¨² ?j¨¤ ¨¬f??ra. ?w?n ¨¤w?n ¨¨y¨ª t¨ª a ti y¨¤ s??t?? nipas?? ?k?? ¨¬f??ra j?? k¨¦ker¨¦ ju ¨¤w?n t¨ª a ti y¨¤ s??t?? nipas?? ?k?? ¨¬f?? ¨¤w?n ¨°k¨²ta l?. On¨ªr¨²ur¨² ¨¤w?n or¨ª?iri?i
K¨ªk?k?, a m¨¢a ?¨¤l¨¤y¨¦ ¨¬t¨¤nk¨¢l?? ti aw?n ?r? ¨¤g??, t¨ª ¨® j?? p¨¦ ¨® n¨ª ¨¤k??k?? ni ¨¤g?? am??, ??k?? Raymond, ¨¤g?? ¨¤¨¬m??ye, ¨¤ti ¨¤g?? ¨¤gb¨¤. ?w?n ?r? ¨¤g?? ¨¤t?k¨¤nw¨¢ y¨¬¨ª n¨ª ¨¬l¨° p??l¨² ¨¤gb¨¢y¨¦, t¨ª ¨® l¨¨ p??l¨² ¨¤w?n ¨¬b¨¦¨¨r¨¨ ¨¬?el?p? t¨® y¨¤t?? s¨ªra.



N¨ª gbogbogbo, ¨¤w?n ??ka ¨¬l¨° ti ¨¤g?? m¨¢a n j??: i??? k??¨½k t¨ª, il¨¦ ?k??, irin, il¨¦ i??? agb¨¢ra, il¨¦-i??? kemikali, irin-ajo, i??? am??, ohun ¨¨l¨° il¨¦, ¨¬m¨²l?, il¨¦-i??? okuta, ¨¤g?? am??, er¨´ ¨¤d¨¢n, ¨¤g?? ¨¤f??, ¨¤k¨®j?p?? ¨¤g??, ¨¤d¨¢nw¨° il¨¦, b???? b???? l?.
?p?l?p? on¨ªr¨²ur¨² ¨¤w?n ohun elo w¨¤ t¨ª a l¨¨ ?e i??? l¨®r¨ª. ?w?n ohun elo t¨® w?p?? ni kaolin, coal gangue, bentonite, gypsum, limestone, coal powder, water slag, mica, red mud, fly ash, phosphogypsum, desulfurization gypsum ¨¤ti ¨¤w?n ohun elo ¨¬k??-l¨¦. L¨®¨°¨®t??, n¨ªgb¨¤ t¨ª a b¨¢ ¨½ ?e i??? l¨®r¨ª ¨¤w?n ohun elo t¨® y¨¤t?? s¨ªra, a gb??d?? yan ¨¤w?n ¨°p¨®p¨®n¨¤ ¨¬r¨ªs¨ª t¨® y?.
N¨ªgb¨¤ t¨ª a b¨¢ ¨½ yan ohun ¨¨l¨° t¨® b¨¢amu, a gb??d?? ron¨² n¨ªpa ¨¤w?n ??n¨¤ m??ta: ¨¬w¨¤ ohun elo t¨® w¨¤, agb¨¢ra ¨¤ti ¨¤w?n ¨¬w?n ¨¤w?n ohun elo t¨® pari. L¨®¨°¨®t??, n¨ªtor¨ª ¨¬d¨¨n¨¤ iye ow¨®, a n¨ª l¨¢ti ron¨² n¨ªpa ¨¬?¨°ro ¨¤w?n ohun t¨ª a fi l¨¦pa.





















