Most of the environmental formaldehyde toxins “outgas” while waiting to be shipped, or sitting on store shelves. Wonder why Lowe’s, Home Depot etc have that odd smell...part of is the workers...lol JK...its the offgassing of product. By the time it enters your home, the levels are very very low. CARB standards are ridiculously stringent like everything else in CA.
Looks like LL is now pointing to short sellers as conspiring to get this story out - and thus had success. See http://www.reuters.com/article/2015/03/02/lumberliquidators-brief-idUSWNAB0661T20150302
We purchased flooring from them over 10 years ago - great deal and great floor (though not a laminate).
That being said, we should all be suspicious of quality from Chinese manufacturers - I have an uncle who visits China several times a year to ensure some food production facilities aren’t cutting corners.