User:Samer1

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I'm intersetested in enginnering and construction of machines scince I was child I'm in my country Yemen which suffer from sever humanity crisis So please give me premission I want to learn how to build machins especialky CEB To help in rehabitaliation my region Also my country suffer from reduction in energy I want to learn how steam engins is build Other thing is compresssd charcol

Best and warm regards Pasersamer at gmail.com

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