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Title
Question
How can the water proof materials be prepared? and what are the compositions of the same material?

Biogas-Plant Construction-of-the-Mixing-tank 08-09 min 30-40 sec 23-04-20, 11:01 p.m. biogasfdp

Answers:

Pls watch the Spoken Tutorial - Material required to construct a Biogas plant.

https://spoken-tutorial.org/watch/Biogas+Plant/Material+required+to+construct+a+Biogas+plant/English/
23-04-20, 11:13 p.m. bellatony911


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