Archive for December 4th, 2008

Spent oil Shale is an industrially produced product, unlike blaze, or blase, which is not. Both materials have similar¬†properties as the processes are the same, combustion in shales. It's just that spent oil shale is more reliably burnt¬† being the tip product from retorts that produced oil. Unlike blaze, which is colliery spoil (shale) which has self ignited. So flying out from Edinburgh you have or could have, great views of spent oil shale, literally mountains of it, bings we call it. It is a "specialist" recyclable product to West Lothian. But here is fact lost in time and now…
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