No, a vacation cannot be waterproof. The term "waterproof" typically refers to an item's ability to repel water and prevent it from entering or damaging the item. A vacation, on the other hand, is a period of time spent away from home for leisure or recreation and is not a physical object that can be waterproof. **

Waterproof plasters have the property of being resistant to water, which means they can be worn while showering, swimming, or in wet conditions without coming off or losing their adhesive properties. This makes them ideal for protecting wounds and cuts in situations where they may come into contact with water. Waterproof plasters are designed to create a barrier that prevents water from reaching the wound, helping to keep it clean and dry for optimal healing. **

Vacation typically refers to a specific period of time when someone takes time off from work or their regular activities to relax or travel. Holiday is often used interchangeably with vacation, but it can also refer to a specific day or time of celebration, such as Christmas or Independence Day. Travel, on the other hand, refers to the act of moving from one place to another, whether for leisure, business, or other purposes. While vacation and holiday are more focused on taking time off and relaxing, travel is about the act of physically going to a different location. **

In a residential property owners' association (WEG), the obligation to exchange heaters after a change of ownership of units typically falls on the new owner. This is because the responsibility for maintaining and replacing fixtures within the unit, such as heaters, usually transfers to the new owner upon purchase. However, it's important to review the specific regulations and bylaws of the WEG to understand the exact obligations regarding heater replacement after a change of ownership. Additionally, the association may have its own policies and guidelines in place regarding the maintenance and replacement of common fixtures within the property. **