It's easier and less expensive than you think to achieve streak-free windows: Mix three common ingredients in a spray bottle, ...

San Jose homeowners face window grime from many sources. Summer heat bakes on dust, wildfire smoke settles, traffic from highways 280, 87, and 101 leaves a film, and sprinklers create mineral streaks.

Cleaning windows and glass without leaving streaks can be challenging - there's a reason supermarket shelves are packed with products claiming to deliver a crystal clear finish. For those wanting to ...