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A comment on The Third Phase of Clean Energy Will Be Most Disruptive Yet. Parent comment

Re:The Third Phase of Clean Energy Will Be Most Disruptive Yet by Scoundreller on Wednesday April 03, 2019 @02:57PM (#19566138)
I think you mean cement. Cement is only 10-15% of concrete. The rest is water and rock/sand.
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Re:The Third Phase of Clean Energy Will Be Most Disruptive Yet by village-idiot on Wednesday April 03, 2019 @03:04PM (#19566212)
Yes, I do.
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