Provide advice on how to accomplish the following goal. Give ONLY the advice, no other words or explanation.
For example:

Answer: <advice, as short as possible; a single sentence!>.

Goal: Make mouthwash with peroxide
BRIGHT IDEAS66        35+ Uses For Hydrogen Peroxide You’ll Want To Know About    Learn why hydrogen peroxide is one of my all-time favorite cleaners.            by Jillee  ·  April 10, 2017        Hydrogen Peroxide Magic    In my humble opinion, hydrogen peroxide is one of the the more underrated items in any natural cleaning toolkit. You can use it to disinfect, sanitize, and deodorize hundreds of surfaces and items around your home. Hydrogen peroxide is a powerful oxidizer, making it useful for whitening and bleaching things, too. I could go on and on about all the different ways you can use hydrogen peroxide around your home… so I will! ;-) Here are 35+ uses for hydrogen peroxide that I hope will prove to you why you should keep a bottle in your cleaning kit!        MORE IDEAS YOU'LL LOVE    Uses for Old Bed Sheets    17 NEW WAYS TO USE YOUR OLD BED SHEETS    Put those old sheets to good use. Continue Reading        Amazing Uses For Hydrogen Peroxide    Hydrogen Peroxide Magic    Fruit & Veggie Wash    Wash vegetables and fruits with hydrogen peroxide to remove dirt and pesticides. Add 1/4 cup of H2O2 to a sink of cold water. After washing, rinse thoroughly with cool water.        close x    Toothpaste    Use baking soda and hydrogen peroxide to make a paste for brushing teeth. Helps with early stages of gingivitis as it kills bacteria. Mixed with salt and baking soda, hydrogen peroxide works as a whitening toothpaste.            Hydrogen Peroxide Magic    Dishwashing Booster    In the dishwasher, add 2 oz. to your regular detergent for a sanitizing boost. Also, beef up your regular dish soap by adding roughly 2 ounces of 3% H2O2 to the bottle.        Related: Get Your Dishwasher Smelling Brand New in 3 Easy Steps        Appliance Cleaner    Wipe out your refrigerator and dishwasher. Because it’s non-toxic, it’s great for cleaning places that store food and dishes.        Hydrogen Peroxide Magic 2.0    Mouthwash        Use hydrogen peroxide as a mouthwash to freshen breath. It kills the bacteria that causes halitosis. Use a 50/50 mixture of hydrogen peroxide and water. do not swallow
Mix equal parts water and hydrogen peroxide. Swish and gargle.