compared with the 18m

[GoodTaste]

Does 18m stand for 18million?

===================
'Close to 100% accuracy': Helsinki airport uses sniffer dogs to detect Covid
Researchers running Helsinki pilot scheme say dogs can identify virus in seconds
....................
Dogs are also able to identify Covid-19 from a much smaller molecular sample than PCR tests, Helsinki airport said, needing only 10-100 molecules to detect the presence of the virus compared with the 18m needed by laboratory equipment.

Source: The Guardian Sep.24, 2020
https://www.theguardian.com/world/2...ort-enlists-sniffer-dogs-to-test-for-covid-19

 

[Tarheel]

It's the only thing that makes sense to me.

 

[jutfrank]

Yes, it does.