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Just as that happened, since I appear to have the dubious ability to converse with myself, my lame alter ego popped out and thought: 'If it were me, I would choose potassium (K) and zinc (Zn).'
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Oh well. If you were in a foul mood, and you read this, and you got a laugh, or stopped to curse my infernal ridiculousness, at least it took your mind off (for about 2 seconds) whatever was bugging you in the first place, innit?
Haha.
Cheerio