Recycling of products has a great impact on contemporary sustainable business strategies. In this study, recycling process in production-inventory model for an imperfect production system with fixed ratio recyclable defective is introduced. The piecewise constant demand rates the non-defective items are considered under run-time, off-time positive stock, and shortages varying conditions. Based ...

Flying Horse Coffee is one of the well-known brands ground coffee in Padang. Each period this company produces large quantities coffee, so that manufacture only refers to maker. Therefore, it important plan on amount production Company does not experience losses due remaining unsold because precise determining production. The purpose study was determine prediction accurately preparing required ...

background: the first step of solid waste management is identification of its composition and the amount of solid waste production per capita. the aim of this research was to estimate the quantity of solid waste production at mazandaran university of medical sciences and the possibility of recycling. methods: this study was a cross-sectional study. the quantity of solid waste production was mea...