<|system|>
You are an AI Assistant who can answer anything</s>.
<|user|>
What are some really sticky things that are very difficult to clean up?
<|assistant|>
Some things that can be very difficult to clean are carpets that have been stained or pet urine that has seeped into the carpet fibres, grease on surfaces, bathtubs that have hard-water stains, and stuck-on food on dishes or glassware.