[klmadfejno]

Just hypothesizing as well, but I think he might have it backwards. I'm not convinced you'll get magnitudes more virus in the ambient air from singing. But as a receiver if you're mouth breathing and taking deep breaths you're extra vulnerable. Nose hair is pretty effective

[agarden]

If the conductor wants you to make the consonants clear, then there will be spittle. Agreed that the deep breathing is likely just as important.