(Bio)chemist who tries to save the world from the bad guys messing around with chemical and biological weapons. Former Head OPCW Laboratory. Sometimes OF-4.

Joined March 2009
379 Photos and videos
Marc-Michael Blum retweeted
Apr 28
📺 Our critical role during the Salisbury nerve agent attack will feature in Channel 4’s new documentary Salisbury Poisonings: The Untold Story, airing Wed 29 April at 9pm, with further episodes on 6 and 13 May. #Channel4 #Documentary #Salisbury #Dstl
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Marc-Michael Blum retweeted
BOOK REVIEW: 'Coercing Syria on Chemical Weapons: A Case Study of Deterrence and Coercive Diplomacy' Delve into Syria's chemical weapons challenges in the April 2026 #ArmsControlToday. ow.ly/N4ng50YISn5
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Not to forget: It's World Quantum Day. Very fitting in uncertain days like these. worldquantumday.org

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A great loss for the community! Always admired her commitment to the cause of disarmamanet and arms control even after her formal retirement.
CBWNet mourns the passing of Kathryn Nixdorff cbwnet.org/news/cbwnet-mourn…
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Good advice for those who need it.
How to hide from missiles? People keep asking me. They are now a threat not only in Ukraine, but also over Israel, Saudi Arabia, Cyprus, Bahrain and the UAE. Here’s what Ukrainians learned under constant Shahed and missile attacks. 1/
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And this would not cost big bugs.
"A simple thing we can do is to encourage vulnerable groups to self-collect and preserve samples if they suspect they have been poisoned with a toxin" - Dr. Marc-Michael Blum (@blumscientific), Former Head of Laboratory @OPCW atlanticcouncil.org/event/pi…
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Maybe a bit of inspiration from the year 1984 (from @GreatDismal Neuromacer) would be timely.
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Marc-Michael Blum retweeted
We, 🇩🇪🇫🇷🇳🇱🇸🇪🇬🇧, are confident that Alexei Navalny was poisoned with a lethal toxin. This is the conclusion of our Governments based on analyses of samples from Alexei Navalny. Full statement here 👉 diplo.de/2756262

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Marc-Michael Blum retweeted
Jan 22

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Marc-Michael Blum retweeted
#ChemicalWeapons #Novichok #Assassination #Russia #UkraineRussiaWar Raging Putin's 6-word warning after Ukraine 'kills' Salisbury poisoning mastermind express.co.uk/news/world/214… [...] Unconfirmed reports also claim that Andrey Averyanov – a senior Russian military intelligence (GRU) general – was on board the Qendil when it was hit and died in the attack. Commenting on the attack, a furious Vladimir Putin told a TV audience on Friday: “Russia is certainly going to respond”. Averyanov, 60, has been widely identified as being the former commander of GRU Unit 29155. The clandestine cell is suspected of being behind a number of assassinations, bombings and sabotage campaigns across Europe on behalf of the Kremlin. This includes the botched attempt to kill former Russian double agent Sergei Skripal and his daughter Yulia Skripal using the deadly nerve agent Novichok in 2018. [...]
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Marc-Michael Blum retweeted
30 Nov 2025
#OnThisDay in 1992 the @UN General Assembly adopted Resolution 47/39 commending the Chemical Weapons Convention and paving the way for the text of the treaty to open for signature. Today, the CWC is the world's most successful disarmament treaty with 193 States Parties.
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Marc-Michael Blum retweeted
#ChemicalWeapons #Assassination #Novichok #Austria #Trial #Spying Secret Report Passed On? Charges Brought Against Peterlik vol.at/geheimbericht-weiterg… [Auto-translated from German] [The Vienna Public Prosecutor's Office has filed charges against the former top official Johannes Peterlik for abuse of authority and breach of a duty of confidentiality. He is accused of having requested a report classified as "secret" on the nerve agent Novichok, among other things, without necessity as Secretary General of the Ministry of Foreign Affairs and of having made internal documents accessible to the former police officer Egisto Ott. [...]
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Congratulations. Excellent decision.
10 Oct 2025
🔴 OPCW Executive Council decides by consensus to recommend Sabrina Dallafior Matter of🇨🇭Switzerland for next Director-General. Appointment to take place at Conference of the States Parties in November.
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Congrats @SpiezLab !!
Celebrating 100 years of Spiez Lab! Committed to a world free of chemical weapons, our expertise remains available to our partner @OPCW. We trust that🇨🇭Amb. Dallafior @EDA_DFAE could contribute to this mission as DG of @OPCW. We wish her success for the ongoing election process.
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The @OPCW has published the results of the 10th Biomedical Proficiency Test. Two "Novichok" nerve agents (A230 and A232) and their hydrolysis products were spiked into plasma and urine . Overall very impressive results by participating laboratories. opcw.org/sites/default/files…

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Marc-Michael Blum retweeted
8 Aug 2025
We are saddened by the passing of Jim Lovell, commander of Apollo 13 and a four-time spaceflight veteran. Lovell's life and work inspired millions. His courage under pressure helped forge our path to the Moon and beyond—a journey that continues today. go.nasa.gov/41tbrpq
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