نتایج جستجو برای: plastic wastes
تعداد نتایج: 67279 فیلتر نتایج به سال:
Abstract Solid waste is one of the many factors that negatively affect environment. The plastic an important type solid with a strong environmental impact, all types used in daily life becoming, sooner or later, waste. Therefore, increasing consumption various products most challenges protection. From different perspectives, reuse because it helps to recycle production process, reduces pollutio...
study on solid waste collection and disposal in hospitals and healta care centers of tehran province
the main objective of this investigation was to achieve a clear pattern of solid waste collection and disposal in selected hospital and health care establishments in certain cities of tehran province. this study was done in more than 82 percent of all hospitals with 3017 beds during the year 1996. solid waste produced per bed was evaluated to be 2.87 kg per day which was 8670 kg per day, for al...
(Chem 8, 1–12, November 10, 2022) In the originally published version of this article, chemical formula shown above label “alanine” in Equation 3 unfortunately depicted lactic acid instead alanine. The correct equation appears below and online, authors apologize for any confusion error may have caused.(Equation 3, corrected) (Equation original) Catalytic strategies upvaluing plastic wastesZhang...
Simultaneous thermogravimetry-mass spectrometry studies of a pyrolytic decomposition of mixtures of different plastic wastes/coking coal were carried out. The investigation was performed at temperatures up to 1000oC in a helium atmosphere under dynamic conditions at a heating rate of 25 oC/min. Five thermoplastics, commonly found in municipal wastes: low density polyethylene (LDPE), high densit...
In the last few decades, there has been a dramatic increase in industrial and urban activities, culminating in the need for people to adopt improved living conditions. This has led to an increase in the use of packaging materials, mainly in the form of plastic. Plastics have become an indispensable part of today’s world. Due to their lightweight, durability, energy efficiency, coupled with ease...
In the last few decades, there has been a dramatic increase in industrial and urban activities, culminating in the need for people to adopt improved living conditions. This has led to an increase in the use of packaging materials, mainly in the form of plastic. Plastics have become an indispensable part of today’s world. Due to their lightweight, durability, energy efficiency, coupled with ease...
if solid wastes are not collected and disposed properly, can cause environmental pollution which affect human health, animals and plants. also aesthetic aspect of solid waste disposal is important. therefore proper management is necessary. this study was carried out for the identification and classification of solid waste produced by oil drilling company temporary camps based on rcra act and un...
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