On Sat, 12 Mar 2016 11:54:46 -0700, graham > wrote:

>On 12/03/2016 11:49 AM, Brooklyn1 wrote:
>> On Sat, 12 Mar 2016 11:32:21 -0700, graham > wrote:
>>
>>> A client asked me how big a sample of drill cuttings I needed for
>>
>> Drill cuttings?
>>
>Rock chips from oil exploration wells.Sorry!

I'd be more apt to think metal chips from twist bit metal drilling...
or a trip to the dentist.