A push-pull ventilation system is effective for hazardous material exhaustion. Although a push-pull ventilation system has advantages over a local exhaust hood, some laborious adjustments are required. The pertinence of the adjustments is uncertain because it is difficult to evaluate the performance of a push-pull ventilation system quantitatively. In this study, a measurement of the capture ef...

This paper explores the scourge of human trafficking in South Africa and Zimbabwe- two neighboring Southern African nations. Data for this study were obtained from research articles, documents online articles on persons. The highlights trends, push/pull factors, control, as well obstacles to effective control within countries. reveals that is characterized by pull largely due its position econo...

Push-pull technology improves agricultural productivity. However, its long-term effect on biomass carbon and soil organic (SOC) is not yet known. The aims of this study were: to assess the push-pull (1) (2) SOC, considering climatic conditions length time that had been practiced a farm; (3) establish relationship between SOC farms. Aboveground were measured 36 farms in western Kenya, encompassi...