Both "Zähne putzen" and "Zähne bürsten" are commonly used in German to refer to the act of brushing teeth. "Zähne putzen" directly translates to "cleaning teeth," while "Zähne bürsten" translates to "brushing teeth." Both phrases are widely understood and used interchangeably in everyday language. **

Good oral hygiene involves maintaining a routine of daily practices to keep your mouth clean and healthy. This includes brushing your teeth at least twice a day with fluoride toothpaste, flossing daily to remove plaque and food particles between teeth, and using mouthwash to kill bacteria. Regular dental check-ups and cleanings are also important to prevent and detect any oral health issues early on. Additionally, avoiding tobacco products and maintaining a balanced diet can contribute to good oral hygiene. **

Private health insurance typically does not cover teeth whitening procedures, as they are considered to be cosmetic treatments rather than medically necessary. However, some dental insurance plans may offer coverage for teeth whitening as part of a broader dental care package. It's important to check with your insurance provider to understand what specific dental treatments are covered under your plan. **

Without a winter jacket, a person may feel extremely cold and uncomfortable in the winter weather. They may be more susceptible to illnesses such as colds and flu due to exposure to the cold. Additionally, without a winter jacket, a person may experience difficulty staying warm and may have to limit their time outdoors. Overall, not having a winter jacket can make the winter season much more challenging and uncomfortable. **

It is difficult to predict with certainty whether the upcoming winter will be harsh. Weather patterns are influenced by a variety of factors, including ocean temperatures, atmospheric pressure systems, and other global climate patterns. While long-range weather forecasts can provide some insight, they are not always accurate. It is best to stay updated on local weather forecasts as the winter season approaches. **

Yes, winter tires are safe in the German winter as they are specifically designed to provide better traction and grip on cold and icy roads. Winter tires have a different rubber compound and tread pattern that allows them to perform better in low temperatures, snow, and ice compared to all-season tires. Using winter tires in Germany during the winter months is highly recommended to ensure safe driving conditions. **

Based on the information provided, it is not possible to determine if the friend has poor oral hygiene. The fact that the friend has not visited a dentist in several years could indicate poor oral hygiene, but it could also be due to other reasons such as fear of the dentist, financial constraints, or simply not feeling the need to go. Without more information, it would be unfair to make assumptions about the friend's oral hygiene. **

When it comes to winter tires, smaller sizes are generally better for winter conditions. This is because smaller tires have a higher tire pressure, which helps them cut through snow and slush more effectively. Additionally, smaller tires provide better traction and handling on icy roads. Overall, smaller winter tires are more suitable for winter driving compared to larger sizes. **