To remove the rust on the quartz stone countertop in the kitchen, you need to prepare a piece of sandpaper, and the specific removal methods are as follows:
1. First, take out the prepared sandpaper for later use, and the rust can be removed by the friction between the sandpaper and the quartz stone countertop, as shown in the figure.
2. Next, you need to soak the sandpaper, as shown in the figure below.
3. Now you can use sandpaper to polish the rust on the quartz stone countertop in the kitchen, so it is easy to remove the rust on it. See the figure below for details.
4. Finally, just rinse it with clean water, so that the quartz stone countertop in the kitchen will be removed, as shown in the figure below.