نتایج جستجو برای: coconut fiber particle
تعداد نتایج: 308332 فیلتر نتایج به سال:
According to the sustainable development concept, it is necessary solve issue of replacing fiber from synthetic materials with natural, environmentally friendly, and cheap-to-manufacture renewable resources agricultural waste. Concrete primary material for which fibers are intended. Therefore, use vegetable waste in concrete an essential urgent task. Coconut has attracted attention this matter,...
Biochar has received widespread attention as an eco-friendly and efficient material for immobilization of toxic heavy metals in aqueous environments. In the present study, three types of coconut fiber-derived biochars were obtained by pyrolyzing at three temperatures, i.e., 300, 500, and 700 °C. In addition, nine types of biochars were prepared by chemical modification with ammonia, hydrogen pe...
The Central Park Zoo, one of the Wildlife Conservation Society's Living Institutions in New York, recently renovated an exhibit for dart-poison frogs. Staff developed a new hollow coconut insect feeder in conjunction with this project. When the exhibit change, coconut feeder, and other enrichments were tested for effectiveness, the coconut feeder enrichment produced the greatest increase in fro...
The purpose of this qualification work is to study the physical and mechanical behavior concrete with addition 0.5% 1% coconut fiber, which has been subjected two chemical treatments reduce its degradation. fibers were extracted from raw material cut into pieces 4 cm long. Subsequently, treatments. first involved immersing in 4% sodium hydroxide (NaOH) solution, second treatment coating them gu...
backgrounds and aims: the protozoan parasites of the genus leishmania can be stated as the causative agents of the various clinical diseases. fetal calf serum (fcs) is the major part of the leishmania culture media, which is the most expensive ingredient in these media. the coconut water is packed with nutrients that yield an array of health benefits. materials and methods: in the present study...
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