Labor (2) Trials (2) Research (2) Production (Economic theory) (2) Evaluation (2) Diagnosis (2) Empresa (2) Evaluación (2) Procesos (2) Producción (2) Investigación (2) Diagnóstico (2) Trabajo (2) production (2) Carbon sequestration (1) Sustainable development (1) Solids (1) Sewage--Purification (1) Responsibility (1) Petroleum (1) Id (Psychology) (1) Human behavior (1) Holy Cross (1) Economic indicators (1) Cooperative societies (1) Consumption (Economics) (1) Biogas (1) Accounting (1) Biogás (1) Balance social (1)