Batik is also an Indonesian cultural heritage whose manufacturing process uses the method of dyeing cloth with wax to hold dye. The coated and then colored. In addition, a lot batik waste wasted causes environmental pollution. This pollution starts from beginning production process, namely selection raw materials, wasteful use water, energy limited quality in final stages which results increase...

Waste management is a systematic, thorough, and sustainable activity that includes reducing handling waste. Activities in waste include generation control, collection, transportation, processing, final disposal (Law No. 18 of 2008 concerning Management). The purpose community service to increase the knowledge Chairman Neighboring Pillars about processing household Pematang Sulur Village, Jambi ...

Tamora Catfish Company as a Micro, Small and Medium Enterprise (UMKM) which one of the Universitas Sumatera Utara community service partners, used simple microbubble technology system to increase dissolved oxygen content in pond water order anticipate large number die fish because polluted water, impacted reducing amount oxygen. Biofloc application was observed decreasing ammonia generating nat...

Flue gas desulfurization gypsum (FGD) is a waste material arouse from coal power plants. Hydroxyapatite (HAP) is a biomaterial with porous structure. In this study, FGD gypsum which retrieved from coal power plant in Turkey was characterized and HAP particles which can be used as an adsorbent in wastewater treatment application were synthesized from the FGD gypsum. The raw materials are charact...

The scope of this study is to enhance the industry understanding of the sustainable utilization of quarry dust, and to identify any gaps in current knowledge. The term sustainable utilization implies the use of quarry dust to their full potential to meet the needs of the present, while at the same time conserving natural resources and finding ways to minimize the environmental impacts associate...