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Astronomers are a little unsure of the applicability of this index, but NASA’s Planetary Protection Officer is all in favor.
Alt text:
Astronomers are a little unsure of the applicability of this index, but NASA’s Planetary Protection Officer is all in favor.
I have shade 14 capable welding helmets, I’m good. I did have to look that up to be sure though. You are right apparently to be worried.