If your dishwashing detergent mixture starts to develop a foul odor the day after mixing it with water, it could be due to a few reasons:
Bacterial growth: When water is mixed with detergent, it creates a moist environment that can promote bacterial growth over time. Bacteria thrive in warm, damp conditions and can cause unpleasant odors. If the detergent solution is left sitting for an extended period, bacteria may multiply, leading to a foul smell.
Inadequate rinsing: If you're not rinsing your dishes thoroughly after washing them with the detergent solution, small amounts of residue can remain on the dishes. Over time, these residues can decompose and produce an unpleasant odor.
Mold or mildew growth: Similar to bacterial growth, if the detergent solution is not adequately rinsed and dried, it can become a breeding ground for mold or mildew. Mold or mildew spores present in the air can settle in the damp environment and start growing, resulting in a musty or moldy smell.
To prevent your dishwashing detergent mixture from developing a foul odor:
Use fresh water: When mixing detergent with water, start with fresh, clean water to minimize the introduction of bacteria or impurities.
Properly rinse dishes: After washing the dishes with the detergent solution, ensure you thoroughly rinse them with clean water to remove any remaining detergent residue.
Allow for drying: After rinsing, allow your dishes to air dry completely before storing them. This helps prevent moisture buildup and discourages the growth of bacteria or mold.
Store in a clean container: If you mix your detergent solution in a container, make sure it's clean and dry before using it. Avoid reusing containers that may have residual detergent or contaminants.
Discard old solutions: If you have leftover detergent solution, it's best to discard it and mix a fresh batch when needed. Storing the solution for extended periods can increase the likelihood of odor-causing bacteria or mold growth.
If the issue persists despite following these guidelines, it may be worth considering a different brand or formulation of dishwashing detergent to see if it eliminates the odor problem.