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  1. Dazz

    I just thought of a way to save 5 million litres of water every day in Australia!

    You're an engineer HE used to checking facts and doing calcs.....but you missed the initial input. I thought the Ozzie pop. was about 22m. Therefore 11m males. Once a day * 11m * 4.5L = 50 ML, not 5 ML. Of course, males don't take a whizz only once a day, try at least 3, and not all...
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