Here are some examples of things that could have a pH of 14:

* Concentrated sodium hydroxide (NaOH) solution: This is a strong base commonly used in chemical labs and industrial processes.

* Concentrated potassium hydroxide (KOH) solution: Similar to sodium hydroxide, this is another strong base used in various applications.

* Some drain cleaners: These often contain strong bases to dissolve clogs.

Important note: It's crucial to handle substances with such high pH levels with extreme caution. They can cause severe burns and damage to skin, eyes, and other tissues.