[Physicist]

I'm a little perplexed at how they arrived at 6 as the legal limit.

Any more than two per orifice would just be wrong.

[spunkets]

"I'm a little perplexed at how they arrived at 6 as the legal limit."

Let's see 1...2...3...a couple of ears...

I guess they tossed in 1 extra 'cause they were generous, as in allowing a spare in case one broke.