BBCNEWS Click December 2, 2021 03:38:00
Do your 60—second test, then? first, i will give you a swab and ask you to let saliva pool underneath your tongue. and when that is done, you can put this in the pool and let it soak for about 15 seconds. this test is doubly unusual because it only uses saliva. its no surprise, really, that quite a few people across the world are trying to develop an accurate and effective saliva—based test — one doesnt require nostril probing or gag—inducing throat swabs. the super—fast result here is...
Source: archive.org