"When the weather turns cold, windy and snowy, many of us prefer to stay indoors and keep warm at home," Darci Webber writes.

It’s an effective, low-maintenance strategy to ensure your home always feels comfortable and pleasant. Beyond air purification, this vinegar and salt solution is a versatile household ally.

In emergencies like Southern California is facing, it’s often the only quick solution, though the operation can be risky amid ocean swells. But seawater also has downsides. Saltwater corrodes ...