Is avoiding the trial and error step advisable? Certainly it won't always give you a material with the desired property but how many times do those 'errors' have their own unique benefits? For example the search for a synthetic rubber gave us silly putty.
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But you can use a gpo to rename the local administrator account across your domain or rename it on single machines via lusrmgr.
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But really, what would be the ethical implications of eating lab grown human tissue?