Search "Oxalic Acid". I think it was PD that did a write up on it when he did some bits on his Simplex (I might be wrong, I might be making it up completely, but I remember Oxalic Acid looks the shit at cleaning).
Search "Oxalic Acid". I think it was PD that did a write up on it when he did some bits on his Simplex (I might be wrong, I might be making it up completely, but I remember Oxalic Acid looks the shit at cleaning).
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