Here's an interesting Australian news article written today...

Here's an interesting Australian news article written today which talks about saliva drug testing being used here. The photo shows a test which only seems to test for 2 drugs - see the two viewing points?

http://www.thesatellite.com.au/news/drug-drivers-beware-operation-pattern-has-landed/2274905/

Oraline tests for 5 different drug types.

If the two drug test is being used currently, and assuming Oraline is as accurate and fast as this test, then surely testing for 5 drugs at once is much more advantageous.