# What is unique about this set?

**URL:** <https://boards.straightdope.com/t/what-is-unique-about-this-set/957396>\
**Category:** Thread Games\
**Created:** [January 7, 2022, 10:47pm UTC](https://boards.straightdope.com/t/what-is-unique-about-this-set/957396 "2022-01-07T22:47:29Z")\
**Posts on this page:** 6\
**Page:** 1

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**Author:** ![Czarcasm](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/czarcasm/32/4050_2.png) [@Czarcasm](https://boards.straightdope.com/u/Czarcasm)\
**Post date:** [January 7, 2022, 10:47pm UTC](https://boards.straightdope.com/t/what-is-unique-about-this-set/957396/1 "2022-01-07T22:47:29Z")

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What makes this set of two-letter combinations unique?  
Ne  
Al  
Ar  
Ca  
Sc  
Mn  
Co  
Ga  
Mo  
In  
Pa  
La  
Nd  
Mt  
Md  
Fl

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**Author:** ![Ike\_Witt](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/ike_witt/32/283_2.png) [@Ike\_Witt](https://boards.straightdope.com/u/Ike_Witt)\
**Post date:** [January 7, 2022, 10:48pm UTC](https://boards.straightdope.com/t/what-is-unique-about-this-set/957396/2 "2022-01-07T22:48:35Z")

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They are state abbreviations and elements?

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<div class="post-metadata">

**Author:** ![kayaker](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/kayaker/32/441_2.png) [@kayaker](https://boards.straightdope.com/u/kayaker)\
**Post date:** [January 7, 2022, 10:48pm UTC](https://boards.straightdope.com/t/what-is-unique-about-this-set/957396/3 "2022-01-07T22:48:51Z")

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Yepper

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<div class="post-metadata">

**Author:** ![kayaker](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/kayaker/32/441_2.png) [@kayaker](https://boards.straightdope.com/u/kayaker)\
**Post date:** [January 7, 2022, 10:49pm UTC](https://boards.straightdope.com/t/what-is-unique-about-this-set/957396/4 "2022-01-07T22:49:45Z")

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Either that or none of those TLAs have ever been in the OP’s kitchen.

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<div class="post-metadata">

**Author:** ![Czarcasm](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/czarcasm/32/4050_2.png) [@Czarcasm](https://boards.straightdope.com/u/Czarcasm)\
**Post date:** [January 7, 2022, 10:50pm UTC](https://boards.straightdope.com/t/what-is-unique-about-this-set/957396/5 "2022-01-07T22:50:25Z")

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> [@Ike\_Witt](#):
>
> They are state abbreviations and elements?

Rightio!

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<div class="post-metadata">

**Author:** ![kayaker](https://sea3.discourse-cdn.com/straightdope/user_avatar/boards.straightdope.com/kayaker/32/441_2.png) [@kayaker](https://boards.straightdope.com/u/kayaker)\
**Post date:** [January 7, 2022, 10:50pm UTC](https://boards.straightdope.com/t/what-is-unique-about-this-set/957396/6 "2022-01-07T22:50:53Z")

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TLA is often used for “Three Letter Abbreviations” but in this case I’m high.