its the expanding carbondioxide that broke down the grime?
I think that only works with dry ice blasting
I suspect the main mechanism is saponification of oily contamination due to the alkaline solution.
Not the abrasive action of the soda (supposing the mix has left some undissolved)?
Not the abrasive action of the soda
That's definitely part of it
@Leshaches started
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I think that only works with dry ice blasting
I suspect the main mechanism is saponification of oily contamination due to the alkaline solution.