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Old 05-14-2009, 09:45 PM
gregszustak gregszustak is offline
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Join Date: Jun 2006
Location: Cowlesville NY
Posts: 129
We may be comparing apples and oranges.
This is verbage from US Concrete
"Concrete masonry comprises two basic types - cinder block and concrete block. Concrete blocks are pure concrete, whereas cinder blocks are made from coal .."
I've been using concrete blocks for years on a stone driveway, cars or trucks. I wouldn't trust cinder blocks or bricks, as mentioned they do crumble.
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