Yes the water condition is important it won’t cut if it’s conductive it must go thru the resin to get cleaned. A submerged machine will cut faster than an old style machine. Get a notebook a document everything you try so you can go back and recreate something that works for you it takes a while...
Yes the rocket went up. I think they were in low earth orbit only doing satellite work and yes they did come back. And yes they did die on the launch pad. If you remember back in the 60s there was a real threat from Russia a lot more important then some moon rocks we fell behind Russias space...
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