Treating and reusing wastewater generated by the washing operations in the non-hazardous plastic solid waste recycling process: Advanced method vs. conventional method

2021 ◽  
Vol 284 ◽  
pp. 112011
Author(s):  
Valerio Guido Altieri ◽  
Marco De Sanctis ◽  
Damiano Sgherza ◽  
Simona Pentassuglia ◽  
Emanuele Barca ◽  
...  
Author(s):  
Tanuja Barua ◽  
Papia Sultana Kanon ◽  
Mehedi Hasan Munna

Most of the cities in the world, a solid waste recycling process is a part of the effective and sustainable waste management system. Although the local authorities ignore the recyclable solid waste materials during waste management activity, a number of self-waste collectors and dealers have been performing recycling activity as a source of acquirement for long periods of time in Bangladesh. In our present study, a traditional recycling practice of solid waste was executed and analyzed in Sadar Upazila of Noakhali, Bangladesh. This study also identified a complete concatenation from waste collectors to recycling industries in different private sectors. The study revealed that 41% metal, 37% paper, 14% tin and 8% plastic of Sonapur was recycled daily. On the other hand, the study also revealed that 44% metal, 21% paper, 19% tin and 16% plastic of Maijdee was recycled daily. The shop owners were only interested with Recyclable Solid Wastes (RSW). RSW collected by the shop owners including glass, paper, plastic, iron, tin etc. All the recyclable materials were collected and transported in different industries of Dhaka. For new products, those retrieved materials were used as raw materials.


2018 ◽  
Vol 10 (Especial) ◽  
pp. 173-179
Author(s):  
Nayara de Jesus Figueiredo ◽  
Carolina Sales Ximenes ◽  
Elson Mendonça Felici ◽  
Hugo Ichikawa de Campos ◽  
Rafael Henrique Garcez Nicolau

Law 12,305 / 2010 came to consider recycling cooperatives as an environmentally correct way of disposing of recyclable waste, and the number of cooperatives has gradually increased. The Presidente Prudente Waste Collection Cooperative was founded in 2003 with less than 15 employees, currently 90 cooperatives are responsible for recycling all municipal waste. In the case of COOPERLIX, there are physical, chemical, biological, ergonomic and accident hazards inherent to the solid waste recycling activities, since the steps in the recycling process are manual, requiring great physical effort by the cooperative and generating stress due to monotony. Added to this, the conditions of the place were presented with irregularities, increasing the risks for employees. Thus, the objective of the present research was to draw up a risk map based on observations made on the spot and then propose some possible improvements.


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