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Understanding Coal Analysis (3)
How to understand a coal sample analysis? What is the difference between proximate and ultimate analysis? What is AR (as-received) basis? Is is the same with DAF (dry, ash free) basis? How about AD (air-dried) basis? And what coal ash analysis is all about?
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Dasar-Dasar Pompa Sentrifugal (Bagian 1)
Pada industri minyak bumi, sebagian besar pompa yang digunakan dalam fasilitas gathering station, suatu unit pengumpul fluida dari sumur produksi sebelum diolah dan dipasarkan, ialah pompa bertipe sentrifugal.
Chemiformers: lab cars go green!
The Chemiformers, UKM Chem-e-Car winning green lab car, operate using electrochemical cell which consists of magnesium and lead oxide as the electrodes and sulfuric acid as the electrolyte.
Probability Distribution Plots
Statistical distributions and parameters are used to describe sample data but numbers can be meaningless without an illustration to help you interpret them. This illustration provides valuable insight by revealing the deeper meaning of your distributions.
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