How to clean a used pipe?

I bought this used pipe a few days ago from a friends store that sells old items (eg paintings from the 1800s). Is there any way I can clean this, such that I can put it in my mouth. I do not smoke, I just want the tip to be clean. Also, why is everything NSFW?

I bought this used pipe a few days ago from a friends store that sells old items (eg paintings from the 1800s). Is there any way I can clean this, such that I can put it in my mouth. I do not smoke, I just want the tip to be clean. Also, why is everything NSFW?