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Followers
2K
Account age
3 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
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🎁 Free analysisfor SellaTheChemist
Known for
56 views
Tonight is my last as course organizer of CHEM001x, that I've taught on for about 30 years (all but one section…) and run for at least 25. It's been my sandpit for trying things out, and about 10,000 students have taken the module.
It brings me delight to think about how much these students either taught me or forced me to learn. But I won't miss some of the stress involved in keeping its many pl
29 views
Experimental scientist! Does anyone know how to service one of the Swagelok SS-4H bellows valves?I’ve got one that leaks and am wondering if I can strip it down a replace the seal. Anyone done this?
27 views
Why the hell did I not know that "Uncle" Jim Al-Khalili is this year's Royal Institution Christmas Lecturer! These are going to be great and very <ahem> timely!
https://www.rigb.org/christmas-lectures
22 views
KLAXON:
We are recruiting for our #AirPollution project We are sending first year undergraduates into Year 5 and 6 classes across London to talk about air pollution and measure NOx pollution. If you know of an interested school, get in touch. https://uclchemairpoll.wordpress.com
And please spread the word, re-toot and so on.
📊 Post engagement
Recent posts · likes + reposts
Aug 30latest
21
Avg engagement / post
9–29
Typical post (engagement)
1%
Engagement vs followers
65/100
Consistent reach
Oct 2022
On Mastodon since
Half of recent posts land between 9 and 29 likes + reposts (median 16) — a dependable floor a sponsored post can count on.
🔥 Top post: Tonight is my last as course organizer of CHEM001x, that I've ta · 56 likes + reposts
📊 Activity & format
Posting cadence
2.7 / week
Posts several times a week.
Content mix
Mostly text
Recent: 7 text · 5 image · 0 video.
Follower / following
4.7×
Follows 431 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
🔥 Top post
Tonight is my last as course organizer of CHEM001x, that I've taught on for about 30 years (all but one section…) and run for at least 25. It's been my sandpit for trying things out, and about 10,000 students have taken the module.
It brings me delight to think about how much t…
UCL East Lunch Houre Lecture Oct 21 with the art historian Nick Robbins about William Ramsay: The Man, The Gas, and the Bicycle. We'll try to frame the discovery of neon it both in terms of science, art/culture generally, and geopolitics…
Why the hell did I not know that "Uncle" Jim Al-Khalili is this year's Royal Institution Christmas Lecturer! These are going to be great and very <ahem> timely!
https://www.rigb.org/christmas-lectures
And the day got even better when Gary said "I've got a gig at 1 pm do you want to want to come along?". So I've just spent the last couple of hours listening to Marvin Muoneké sing standards mostly from the Coltrane and Harmann album of 19…
Well that was a bit of a roller coaster. Lots of fun but lots of improvisation and filling needed because of a few technical failures that caused the studio team real stress. This worries me. It feels like this is the result of endless sal…
I'll be on BBC World Service's Weekend programme from 06:30 UK time tomorrow morning (Sunday). I've just been through the 2 1/2 hours with the editor. It's going to be an unexpectedly varied thing. Lots to talk about: music, the UN, East …
In the Gods at the Royal Institution waiting for Carlo Rovelli to see what all the excitement is about….kick off in 3 mins.
RE: https://mastodon.social/@Caligans/117242559230039631
Brutal wit that applies to more than just l’Angleterre…
OMG! This is brilliant. The King of Citizen Science, @mhaklay.bsky.social, who catalyzed my idea for #UCLChemAirPoll is now bridged across to Mastodon. I strongly recommend you follow him if you are interested in harnessing people power to…
KLAXON:
We are recruiting for our #AirPollution project We are sending first year undergraduates into Year 5 and 6 classes across London to talk about air pollution and measure NOx pollution. If you know of an interested school, get in t…
@CherylRofer How nice to see you!!
And in case you're curious about that thesis, I was trying to get to the bottom of the amazing spinning band distillation apparatus. https://www.chemistryworld.com/opinion/lochtes-spinning-band/4018469.a…
Experimental scientist! Does anyone know how to service one of the Swagelok SS-4H bellows valves?I’ve got one that leaks and am wondering if I can strip it down a replace the seal. Anyone done this?
Why the hell did I not know that "Uncle" Jim Al-Khalili is this year's Royal Institution Christmas Lecturer! These are going to be great and very <ahem> timely!
https://www.rigb.org/christmas-lectures
And the day got even better when Gary said "I've got a gig at 1 pm do you want to want to come along?". So I've just spent the last couple of hours listening to Marvin Muoneké sing standards mostly from the Coltrane and Harmann album of 19…
Well that was a bit of a roller coaster. Lots of fun but lots of improvisation and filling needed because of a few technical failures that caused the studio team real stress. This worries me. It feels like this is the result of endless sal…
I'll be on BBC World Service's Weekend programme from 06:30 UK time tomorrow morning (Sunday). I've just been through the 2 1/2 hours with the editor. It's going to be an unexpectedly varied thing. Lots to talk about: music, the UN, East …
In the Gods at the Royal Institution waiting for Carlo Rovelli to see what all the excitement is about….kick off in 3 mins.
RE: https://mastodon.social/@Caligans/117242559230039631
Brutal wit that applies to more than just l’Angleterre…
OMG! This is brilliant. The King of Citizen Science, @mhaklay.bsky.social, who catalyzed my idea for #UCLChemAirPoll is now bridged across to Mastodon. I strongly recommend you follow him if you are interested in harnessing people power to…
KLAXON:
We are recruiting for our #AirPollution project We are sending first year undergraduates into Year 5 and 6 classes across London to talk about air pollution and measure NOx pollution. If you know of an interested school, get in t…
@CherylRofer How nice to see you!!
And in case you're curious about that thesis, I was trying to get to the bottom of the amazing spinning band distillation apparatus. https://www.chemistryworld.com/opinion/lochtes-spinning-band/4018469.a…
Experimental scientist! Does anyone know how to service one of the Swagelok SS-4H bellows valves?I’ve got one that leaks and am wondering if I can strip it down a replace the seal. Anyone done this?
🐘 Community & instance
Home server
cliff.social
Their home server on the fediverse — the instance a creator picks signals the community they belong to.
On Mastodon since
Oct 2022
Joined in the Twitter-exodus wave of late 2022 — part of the migration that made Mastodon a real destination.
💡 Facts
🗓️Joined Mastodon in 2022 — 3 years ago.
👁️Averages 21 views per post.
📤Posts about 2.7× per week.
🕵️ Fake follower check
Estimated43/100
Fair
Credibility score
73%
Mixed
Real audience
Medium
Fake-follower risk
High
Data confidence
- Est. 73% real, active audience · Medium fake-follower risk.
- Low engagement (~1.0% of followers engage each post) — a sign of an inflated or inactive audience.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
🇺🇦🇺🇦 Born at 318 ppm CO2, UCL Prof, chemistry, climate change, energy waste, chemical weapons, #ClassicKit, bicycles, Lab_14, #UCLChemAirPoll. Timeblind and tired. Ask about my heat pump. @SellaTheChemist.mastodon.social.ap.brid.gy.
📸 Gallery
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