For example here: https://www.jalopyjournal.com/forum/threads/penetrating-oil-showdown.350800/
Marek From: bwhitmore via CnC-List Sent: Thursday, May 24, 2018 09:24 To: cnc-list@cnc-list.com Cc: bwhitmore Subject: Re: Stus-List cockpit drain seacocks By the way the best penetrating oil according to a test I saw was not a brand oil, nut a 50/50 mix of acetone and ATF. I forgot where I saw that, but the test seemed valid at the time. Bruce Whitmore
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