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Full-Text Articles in Engineering
Indonesia Natural Mineral For Heavy Metal Adsorption: A Review, Grandprix T. M. Kadja, Moh Mualliful Ilmi
Indonesia Natural Mineral For Heavy Metal Adsorption: A Review, Grandprix T. M. Kadja, Moh Mualliful Ilmi
Journal of Environmental Science and Sustainable Development
Indonesia has abundant mineral resources used as natural adsorbent materials for the absorption of heavy metal. Among these are natural zeolites, clay, and ashes. These natural materials showed high performance adsorption capacity with respects to their low cost and high availability. Several research reports had been published for studying the performance of the natural materials as adsorbent of several heavy metals i.e., Hg, Pb, Fe, Cd, Cr, Zn, Ni, and Cu by examining the effect of various factors, including pH, contact time, initial concentration, temperature, and dosage. Furthermore, to determine the adsorption rate, mechanism, and efficiency of natural materials in …
Function, Meaning, And Message Of The Natural Environtment In The Story Of Keong Mas, Adinda Bunga Utami, Nanny Sri Lestari
Function, Meaning, And Message Of The Natural Environtment In The Story Of Keong Mas, Adinda Bunga Utami, Nanny Sri Lestari
International Review of Humanities Studies
This research discusses the meaning and function of the natural environment in one folk tale that is well known in the Javanese community. This folktale is known in all circles of society, despite having social differences. An interesting problem in this folklore is the placement of functions and environmental meanings as the main elements of stories or tales. The focus of this research is to raise the function and meaning of the natural environment contained in one story of Keong Mas. This study aims to explain carefully the function and meaning of the natural environment which is the background of …