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Description
Coagulation and flocculation play the most important part of water treatment, these processes involve the removal of unwanted contaminants and materials by adding in a chemical coagulant, which will chemically be reacting to the unwanted… Classification
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Description
The idea to invent this product is inspired from the problem of wearing songkok for a long period. Normally, after we wear songkok for a certain period, the area inside songkok becomes humid and hot and this will make the head feel itchy and… Classification
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