Comment on Why are smokestacks so tall?parentComments−Anthony-G1yStrangely, your comment shows up in light grey, indicating that you’ve been downvoted – for asking a genuine question! Upvoting your question (and its answers) to mitigate that.
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Strangely, your comment shows up in light grey, indicating that you’ve been downvoted – for asking a genuine question! Upvoting your question (and its answers) to mitigate that.