sam9001 Well Known Member Nov 22, 2019 #1 How long have they been testing for CDT levels? is it only a recent thing or has it been going years?
How long have they been testing for CDT levels? is it only a recent thing or has it been going years?
price1367 TTC Group Nov 23, 2019 #2 Routinely Since 2015 if I remember correctly. I think there were examples of it being done from 2013.
Routinely Since 2015 if I remember correctly. I think there were examples of it being done from 2013.
