I too have smelly rocks sometimes, but then i flush and leave the toilet. 

 I will make a client called stool just so you can make this joke.  

 I'd like a Stool sample when you get time. 

 Please use this app icon:

https://image.nostr.build/ba04a37248678cdd77d56de9366c9f1f626a930a4a2ea58193d5cbe70abce243.jpg