On 24/08/2015 7:15 PM, Sqwertz wrote:
> On Mon, 24 Aug 2015 18:33:39 -0600, graham wrote:
>
>> On 24/08/2015 4:59 PM, Xeno wrote:
>>> On 25/08/2015 8:08 AM, Dave Smith wrote:
>>>> On 2015-08-24 5:30 PM, wrote:
>>>>
>>>>> If I were John, I would send away for a replacement set
>>>>> of the Capresso burrs (Swiss), and figure out how to retrofit
>>>>> his B&D burr grinder with them. Because burrs don't last forever.
>>>>>
>>>>
>>>>
>>>> Oh sure. Those coffee beans are so much tougher than the steel burrs.
>>>
>>> Swing by the Grand Canyon next time you're in the area. Water erodes
>>> stone! ;-)
>>>
>> Actually, it's the sediment carried by water that erodes stone.
>> Graham
>
> Water without any sediment, water is still very effective in erosion.
> If you pour a bucket of water into a pile of dirt, what happens? The
> force of fast moving water is very effective at wearing away rocks.
>
Oh, Sorry! I must be out of date then. After all, I received my geology
Ph.D 45 years ago and have been working in the profession since then.
Graham