Humid

How do you think Thai people would go trying to do this in the US or Oz?

Just a thought

I remember doing the Hat Yai/Penang runs in the 80s in big old American cars fitted with small diesels!

Few beers windows down stretched out in the back...

good times

Since you asked I looked it up and it turns out to be an urban myth.

geez been doing it for ten years

Also pee into the toilet first then do your sample mid stream.

Those tests usually have a small allowance for some low passive type positive.

2 puffs won’t test positive I wouldn’t think.

You put a drop of urine in the cassette it leaches along the material to a line which is the control that will go pink which shows the test worked and another line shows your clean.

It doesn’t matter how bright the line is as long as there is one.

at night you might struggle to see it.

no second line and your positive