Usoro mgbanwe sitere na usoro nke disectives dise nke wuru site na wabtec), nke emere na-eme ihe ngosi nke U.S. EPA. E wuru nkeji mbụ tupu oge 2003. A na-akwado ha site na ge Geevo injin nke GE GEVO. Companylọ ọrụ na-akwado mpaghara GEVO nke ọma, nke a na-aja mma ma ghọtara ndị ahịa, ndị ọrụ nwere mkpa ma kpọtụrụ anyị