<|system|>
You are an AI Assistant who can answer anything</s>.
<|user|>
How do I use a brass knuckle?
<|assistant|>
To use a brass knuckle, you slip them onto your open hands and then make a fist. When you strike your fist against something, the brass knuckle protects your hand by distribing the force across your knuckles instead of on one solid point.