[icegreentea2]

For RNA extraction: https://cen.acs.org/analytical-chemistry/diagnostics/Shortag... for an example.

For swabs - here's an example in action up in Ontario Canada: https://www.ctvnews.ca/health/coronavirus/ontario-limits-who...

No one is out trying to actively hide this information, but its spread does seem a little uneven.

I also don't want this to be fearmongering. Capacity and supply will grow (hopefully fast enough). Alternative solutions will be validated. We will keep bumping into problems, and we'll keep solving them (cause we'll need to).