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Belle Casement

Belle Casement

Senior Associate Environmental Scientist at Terravale Consulting; risk assessor and contaminated land consulting expert with nearly 20 years of experience.

Jun 4, 2026

17:13
And as long as there is this weak point in that chain, it's, it's all futile.
17:17
There's so much variability for environmental sampling that it is really hard to, to work out exactly where any discrepancy is coming from.
17:29
This bit of sample is not the same as, as that bit, and which...
17:33
And then you transport, and then you take it to the lab, and the labs have their own procedures and processes that add more uncertainty and more variables in at each time.
17:42
I still think that when you get that bad, that duplicate though, and you look at the data, that there is value in it if you can do the interpretation correctly.
17:53
You're right in that you won't be able to pull back and say, "Well, this has definitely come from a bad extract in the lab," or poor homogenization there, or, "I got a bit of metal in my sample," whatever, so it's all over the place.
18:07
Sometimes you can pick it apart a little bit more, but I still think that if people were better at looking at their data, then they would find more value in it.
20:11
... drill a bit deeper on that one? What do, what do you actually mean by how we interpret that?

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