>At 01:42 PM 8/16/2005 -0500, you wrote:
>>Further, I know that since the last run, there has been a major shakeup
>>at the factory, and the fellow who was in charge of process control is
>>gone. I don't have a ton of confidence in his replacement, but up to
>>this point, I hadn't seen anything directly wrong with him either.
>>So: How can I <PROVE> that these are, or are not, contaminated?
>Measure leakage between two unconnected points on a board from the factory.
>Compare with a similar unpopulated cleaned board that they have not
>>This will be a big issue, the factory is not going to want to hear this.
>Might be a change to a water-soluble flux. That's burnt a lot of people.
>Some no-clean is bad too.
>The white stuff sounds a bit like undissolved activated flux particles,
>good luck with it.