Mythbusters found it makes virtually no difference, and lid down can actually make particles go further due to the pressure forcing them through a smaller gap.
Myth Busters are not a solid scientific source. I discussed the issue a bit, linking to some papers in another comment here:
https://feddit.de/comment/5298414
Mythbusters found it makes virtually no difference, and lid down can actually make particles go further due to the pressure forcing them through a smaller gap.
Myth Busters are not a solid scientific source. I discussed the issue a bit, linking to some papers in another comment here: https://feddit.de/comment/5298414