Q: My old cast-iron bathtub is badly stained and it leaks around the drain. Plus, the three-handle mixing valve used to fill the tub constantly drips. I found a do-it-yourself resurfacing spray kit, ...

If you're anxious about using your cast-iron pans, join the club. You've likely been carrying around the burden of cast-iron myths — you shouldn't use soap on cast iron, cast iron is delicate, ...