8 articles in this issue
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Andri Taufick Rizaluddin,Yusup Setiawan
Solid waste of paper mill hydrapulper reject (HR) has a relatively high plastic content, with around 45-49% composition of the total HR. About 99% of the plastic has the catagory of High Density Polyethylene (HDPE). HDPE is a type of Polyethylene (PE... see more
Gregorius Prima Indra Budianto,Wisnu Arfian Anditya Sudjarwo
This paper presents the influence microaeration in anaerobic vinasse treatment in kinetics aspect. The kinetics aspect is use to approach the effect of microaearation in anaerobic vinasse treatment systematically. During the experiment, amounts of air in ... see more
Ira Setiawati,Rahyani Ermawati,Kitai Kang,Insoo Chang,Kihwan Hong,Ervina Ervina,Auliyah Ariani,Ilham Fauzi,Indra Lukman Syah,Fita Sefriana,Yesi Komala Sari
The increasingly rapid industrial development has produced pollutants in the form of gases and particles polluting the atmosphere. One of them is the steel industry where the majority of the air pollutants produced is particulate matter. Monitoring the ai... see more
Hanny Vistanty,Rizal Awaludin Malik
Continuous three-stage anaerobic reactors with recirculation system were employed to treat real tofu wastewater. The system consists of 3 reactors connected in series and effluent of the last reactor was partly returned as feed of the first reactor along ... see more
Ningsih Ika Pratiwi
Pumice is known as a low-cost material with a porous structure, has the potential as an adsorbent to remove various kinds of pollutant compounds. The abundance of pumice is found in Sungai Pasak area and it never been utilized. This study was performed to... see more