nematullahis Member Profile in The AnswerBank

nematullahis

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Joined: 20:34 Wed 12th Dec 2007

Last Activity: 20:34 Wed 12th Dec 2007

Gender: Male

Status: User_Inactive

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nematullahis

iron rusty

steel contain iron . give the name of one other substance which must be present for the iron to go rusty

nematullahis

concrete beam

what could these concrete beams be used for ?

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