I. Hate. Auto-flush. Toilets. You know, the ones that supposedly flush when you stand up. Well.. the one that's closest to me doesn't quite do that. Instead, it flushes when I'm still on the can, and ...

Yours truly has a neutral opinion regarding engine flushes: I believe engine flushes are only necessary when the engine has sludge buildup. Sludge is a dark and thick substance from contaminated oil, ...