Plastic water bottles could become an incubator for fungus and bacteria so it is important to clean them thoroughly to avoid various diseases. Some of these bottles have strange shapes and twists that make it even more difficult to clean and disinfect.
If the bottle is stored with the lid, more can cause the growth of new organisms and diseases. It is important to clean these bottles every time it is used. You can get more information about portable UV light water bottle via https://thecrazycap.com/collections/self-cleaning-bottles/products/crazycap-bottle.
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Use of Bleaching Powder: It can be cleaned effectively with the use of bleaching powder. Add 1 teaspoon of baking soda and 1 teaspoon in 4 liters of water. Fill the solution in the bottle and let it remain overnight. Rinse thoroughly and let dry the next morning entirely on neat shelves. Keep it in the closet without the lid until it is used again.
Use of White Vinegar: First wash bottles in hot soapy water and rinse thoroughly. Fill the bottle with white vinegar and ¼ of the remaining space with water. Let it remain overnight. Wash thoroughly the next morning and let it dry upside down without a lid. Keep it in the closet neatly without a lid until the next use.
Freezer Usage: Wash the bottle with warm soapy water and rinse thoroughly. Store it in the freezer until ready for use again. Most bacteria will not last long in extremely cold temperatures.