Hey man, welcome to the forum. Great to see you asking questions and all. A feature I’ve found helpful on this forum is the ability to search for similar topics already on here.
For example I typed in red clay in the search bar and many different threads came up talking about the subject. One I would probably suggest reading would be:
It may be a good idea to post pictures of what you’re trying to remove so others with experience can help you if they choose.
