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, ...

The bathtub, which has taken a back seat to luxury shower setups in many homes in recent years, is experiencing a bit of a revival as people seek a place to soak away their worries along with the dirt ...