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Uploaded by Parcly Taxel
Parcly Taxel - For supporting the site
Silly Pony - Celebrated the 13th anniversary of MLP:FIM, and 40 years of MLP!
Flower Trio - Helped others get their OC into the 2023 Derpibooru Collab.
Roseluck - Had their OC in the 2023 Derpibooru Collab.
Tree of Harmony - Drew someone's OC for the 2022 Community Collab
Elements of Harmony - Had an OC in the 2022 Community Collab
Philomena - For helping others attend the 2021 community collab
Twinkling Balloon - Took part in the 2021 community collab.
Ten years of changes - Celebrated the 10th anniversary of MLP:FiM!
Happy Derpy! - For Patreon supporters
Bronze Supporter - Bronze Supporter
Friendship, Art, and Magic (2020) - Took part in the 2020 Community Collab
The Magic of Friendship Grows - For helping others attend the 2020 Community Collab
Chaotic Little Trees - 1000+ images under their artist tag
Perfect Pony Plot Provider - Uploader of 10+ images with 350 upvotes or more (Questionable/Explicit)
Toola Roola - For helping others attend the 2019 Community Collab
Friendship, Art, and Magic (2019) - Celebrated Derpibooru's seventh year anniversary with friends
Friendship, Art, and Magic (2018) - Celebrated Derpibooru's six year anniversary with friends.
Helpful Owl - Drew someone's OC for the 2018 Community Collab
A Really Hyper Artist - 500+ images under their artist tag
Friendship, Art, and Magic (2017) - Celebrated Derpibooru's five year anniversary with friends.
The Power of Love - Given to a publicly verified artist with an image under their artist’s tag that has reached 1000 upvotes
A Really Classy Artist - 250+ images under their artist tag
An Artist Who Rocks - 100+ images under their artist tag
A Perfectly Normal Pony - But my memory is a gaping vagina
Artist -
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Description

81, Thallium  
Weasyl | Pixiv | Twitter | Inkbunny | Deviant Art
 
Scintillators for detecting gamma rays use sodium iodide doped with thallium. Historically, the heavy metal was used as a poison.
 
The font used for the symbol and book title is IBM Plex Sans. There are also a number of puns hidden.
 
SVG here.

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2272543 artist:parclytaxel
1544 rarity
226221 pony
1705548 unicorn
584045 series:joycall6's periodic table
135 g4
2131277 .svg available
11142 absurd resolution
69724 agatha christie
4 bag
10801 book
45989 chemistry
447 dexterous hooves
975 fedora
1456 female
1914823 hat
133866 hoof hold
14265 lidded eyes
53736 mare
809686 periodic table
241 pun
9173 saddle bag
8816 scintillator
1 simple background
640305 smiling
433608 solo
1509442 thallium
3 twig
170 vector
92891 visual pun
2446 white background
177688
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