I don't know if this works, but if it does it could be a good trick. KTK Https://www.youtube.com/embed/KFdFsfSAuyc removing rusted nuts using a candle and a lighter - YouTube
ima small car guy swinging my huge truck nutz all over town. https://www.amazon.com/Truck-Balls-Bull-Nutz-Flesh/dp/B002A6LL2I
Yeah. Knee's swelled up to the size of grapefruits (guy has to work). All the parts around knee that are supposed to be-narrow, are protruding. Squishy...So water displacement might work for me. Rub some 'Tussin on it - Chris Rock...Adult content http://www.youtube.com/watch?v=YsY2-yi5W74