Hello, Wilfred van Velzen.
On 11/18/20 2:38 PM you wrote:

 WV>>> Probably, hydrogen gas differs a lot from natural gas...
 CP>> I did read metal pipes would corrode quicker with hydrogen.
 WV> Possibly. What also might be a factor is the plastic pipes they 
 WV> use these days. They might be more porous to hydrogen, because H2 
 WV> is probably a smaller molecule, compared to natural gas.

That's true. Although I did see something about polyethylene pipes working
well.

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