I have read the article recently. Trying to find the link to it again now, although it's possible that they have shoahed it in light of the current state of panic in Sydney. Will let you know if I find it again.
Found it: https://www.smh.com.au/national/farce-mask-its-safe-for-only-20-minutes-20030427-gdgnyo.html
Archive link: https://archive.is/TmU1M
Very nice. Thanks.
(post is archived)