Yes, there are coin-operated vending machines in Flensburg. These machines can be found in various locations such as train stations, shopping centers, and public buildings. They offer a variety of products including snacks, drinks, and even everyday essentials like toiletries and phone chargers. Customers can use coins to make purchases from these vending machines. **

Self-tanner stains on clothing typically appear as orange or brown streaks or splotches. These stains can be difficult to remove because the active ingredient in self-tanners, dihydroxyacetone (DHA), reacts with the proteins in the skin and fabric, causing a chemical reaction that results in discoloration. The stains may become more noticeable after washing or when exposed to heat, as this can further darken the DHA. It is important to be cautious when applying self-tanner to avoid getting it on clothing and to wash hands thoroughly after application to prevent transferring the product onto fabrics. **

Self-tanner stains on clothing occur when the active ingredient in the self-tanner, dihydroxyacetone (DHA), comes into contact with the fabric. DHA reacts with the amino acids in the skin to produce a temporary tan, but it can also react with the proteins in the fabric, causing discoloration. Additionally, if the self-tanner has not fully dried or been absorbed into the skin before coming into contact with clothing, it can transfer onto the fabric, leaving stains. It's important to allow self-tanner to fully dry before getting dressed to minimize the risk of staining clothing. **

At the first coin-operated vending machine, which was created in the early 1880s by Percival Everett, customers could purchase postcards for their money. The machine was installed in the railway stations and post offices in London, and for a penny, customers could receive a postcard featuring a picture of the surrounding area. This early vending machine was a novelty at the time and provided customers with a convenient way to purchase postcards without the need for human interaction. **

A laundry service may be able to remove some stains from discolored clothing, depending on the type of stain and the fabric of the clothing. However, if the discoloration is due to fading or damage to the fabric itself, a laundry service may not be able to fully restore the clothing to its original color. It's best to consult with the laundry service about the specific stains and discoloration on your clothing to determine the best course of action. **

To remove self-tanner stains from a mattress, you can start by mixing a solution of equal parts water and white vinegar. Dab the stained area with a clean cloth soaked in the solution, then blot with a dry cloth to absorb the stain. You can also try using a mixture of baking soda and water to create a paste, apply it to the stain, let it sit for a few hours, then vacuum it up. Repeat these steps as needed until the stain is removed. **

To remove old grease and oil stains, start by blotting the stain with a clean cloth to absorb as much of the oil as possible. Then, sprinkle baking soda or cornstarch over the stain and let it sit for 15-20 minutes to absorb more of the grease. After that, scrub the area with a mixture of dish soap and warm water, and then rinse with clean water. If the stain persists, you can also try using a grease-fighting laundry detergent or a commercial stain remover. Always remember to check the care label of the fabric and test any cleaning solution on a small, hidden area first. **

It is not recommended to apply new self-tanner on top of existing stains from self-tanner. The old stains can cause the new self-tanner to appear uneven and blotchy. It is best to exfoliate the skin to remove the old self-tanner stains before applying a fresh layer of self-tanner for a more even and natural-looking tan. **