Originally Posted by
sysrq
I have some Lucas engine assembly oil which is supposed to be even more tacky and snotty than Phil Wood Tenacious oil, but it still creeps away in about one hour leaving nothing behind. Grease just gets displeased. Could use ferrofluid as a lubricant if engagement ring was magnetic, but people said it will attract metallic road grit so...
Can you magnetise the engagement ring? The ferrofluid experiment sounds like it's worth a shot! I wouldn't worry about it attracting grit - it could only pull on anything that had already made it well past the seal.