Question on Copper Purity

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GRACE RUBY

  • Jr. Member
  • Posts: 185
Re: Question on Copper Purity
« Reply #20 on: 20 Jan 2019, 12:19 am »




Quote from: GRACE RUBY on Today at 05:37 am


    what if some one burped into the chamber before closing door after eating pork.

Then you have pulled pork.

WGH
you are the hope of the world  :lol:

skalos

  • Jr. Member
  • Posts: 79
Re: Question on Copper Purity
« Reply #21 on: 18 Jun 2019, 08:06 pm »
Hello,

My 2c or is that $0.02:

4N represents 99.99%.  if % is represented by numbers 99.99% is 0.9999 which is described as 4N (4 nines).

Best,

Steven