According to the Ministry of Environment (KLH), Indonesia's average population produces 189 thousand tons garbage per day. Of this amount, 15% is plastic waste or 28.4 The famous handling 3R (Reduce, Reuse, Recycle). Reduce reducing purchase use goods made from plastic, especially disposable items. Reuse repeated plastic-based Recycle recycling plastic. method used in design study SolidWorks so...

Presented in this paper is a graphical technique for freshwater and wastewater minimisation in completely batch operations. Water minimisation is achieved through the exploitation of inter- and intra-process water reuse and recycle opportunities. In the context of this paper, a completely batch operation is one in which water reuse or recycle can only be effected either at the start or the end ...

In this paper, first we identify the destruction ways of concrete constructions and the benefits of waste management and the plans to recycle the concrete debris were investigated and it was concluded that the existence of plans to recycle the concrete debris could lead to big economic save ups and by recycling these debris we can create affordable ways for concrete making centers. By the way, ...

Industrial wastewater contains a lot of pollutants and therefore needs special treatment processes. The treatment process may contain mechanical, biological, chemical, physical and physiochemical such as Coagulation – Flocculation process. The goal of this experimental work was to investigate the effects of coagulationflocculation and dissolved air flotation as a hybrid process of industrial wa...

Salah satu komoditas unggulan Kalimantan Barat di bidang holtikultura adalah buah Nanas dengan jumlah produksi sebesar 76.400 ton pada tahun 2019. Buah dijual dalam kondisi segar maupun berbagai jenis olahan. Pengembangan hasil olahan nanas berpotensi memberikan kontribusi peningkatan volume sampah organik Barat. Sampah menjadi isu global yang dapat mengakibatkan pencemaran lingkungan dan gangg...

Abstract The national regulation’s scheme to tackle waste and debris in Indonesia’s small islands is by applying the 3R (reduce, reuse, recycle) program. This concept was written Presidential Regulation no 97 year 2017, regarding National Strategy Policy of Management for Household Waste Similar Waste. no. 83/2018 Marine Debris also focused on minimizing trash wastes leaked into marine water du...