A lot of things will work as a homemade glass cleaner, from rubbing alcohol to vinegar to soapy water, but single ingredients alone tend to have their own drawbacks. For example, vinegar does a decent job removing dust and water spots, but it doesn't cut through a lot of sticky stuff and tends to streak more than other cleaners. Rubbing alcohol is a potent cleaner but is harsh and strong-smelling, so it's not a great glass cleaner by itself. Combining ingredients is the secret to making a homemade glass cleaner that cleans well without streaking, just like the store-bought formulas.
Read More: https://www.thespruce.com/make-your-own-glass-cleaner-1900469