🤝
Make a deal with Hans Peter Arp
🔒 Paid proposals held safely in escrow — released only when the work's approved.
Followers
148
Account age
3 yrs
💰 Suggested sponsorship rate
$40 – $65 / sponsored post
Estimated from audience size & typical reach — every deal is negotiable and held in SocialDB escrow.
🧰 Free analysis for Hans Peter Arp
Known for
2 views
At #SETACDublin @m_mneum was excited to present the timeline and status of incorporating the #PMT and #vPvM hazard criteria into the #CLP and #REACH regulations! So much progress and success has been made in the EU!🇪🇺
@Umweltbundesamt
2 views
At #SETACDublin? Come by for a chat on why substances with extreme #hazards should be regulated out of #precaution, prior to conducting complex #risk assessment. Or why uncertainty should be reduced, not weaponized. @ZeroPM_H2020 @InfoNGI
1 views
Sunset from Mont Saint-Michel
1 views
Hunting for #PFAS and #PMT substances in Dublin!
with @ALennquist
@ZeroPM_H2020 @chemsec @InfoNGI #SETACDublin
📊 Post engagement
2
Avg engagement / post
1.4%
Engagement vs followers
Nov 2022
On Mastodon since
🔥 Top post: 🎧 HEADPHONES ON! Stripes have been used to illustrate the #clima · 3 likes + reposts
📊 Activity & format
Posting cadence
0.53 / week
A lower-frequency account — each post lands with more weight.
Content mix
Mostly images
Recent: 2 text · 10 image · 0 video.
Follower / following
1.6×
Follows 90 back. A more reciprocal / networked account.
Recent posts
View on Mastodon ↗
Good news towards slowing the increase of #TFA (trifluoroacetic acid) - the smallest #PFAS - in our blood and water supplies. The European Council and Parliament have a provisional agreement to phase out hydrofluorocarbons (HFCs) by 2050!…
Sunset from Mont Saint-Michel
At #SETACDublin @m_mneum was excited to present the timeline and status of incorporating the #PMT and #vPvM hazard criteria into the #CLP and #REACH regulations! So much progress and success has been made in the EU!🇪🇺
@Umweltbundesamt
At #SETACDublin @derboyausleu told of his revolutionary approach to ensure that chemical structures and IDs are accurate within any inventory. The approach is called #cleanventory.
The #cleanventory package can be accessed here: https://g…
At #SETACDublin @sivanibaskaran presented an amazing approach to best account for #dataquality when conducting #mobility assessments in relation to the #PMT and #vPvM criteria. This approach can be automated!
@ZeroPM_H2020 @InfoNGI
Hunting for #PFAS and #PMT substances in Dublin!
with @ALennquist
@ZeroPM_H2020 @chemsec @InfoNGI #SETACDublin
Erlend Sørmo presents our pilot scale study about how pyrolyses of #PFAS contaminated organic waste will eliminate >98% of PFAS in carbon negative way! #SETACDublin #SLUDGEFFECT @InfoNGI
Link to the study: https://www.sciencedirect.com/sc…
@ALennquist speaks to a packed session on the EU #Greendeal Chemicals Strategy for Sustainability on how science can best influence decision making: be clear, act when the science is good enough, avoid paralysis by analysis. @chemsec …
Gabriela Castro presents a rapid method to quantify #OPFRs in sewage sludge and biochar. We used this merhod to show how sludge pyrolysis can retain elimnate #OPFRs but retain carbon and nutrients. #SETACDublin #SLUDGEFFECT
@InfoNGI @NTNU
Nicolas Estoppey has good news about the risk of #PFAS and other #POPs in biobased fertilizers in the #EU. In addition to lower nutrient emissions than synthetic ferilizers, most of these fertilizers had contaminant levels below current th…
At #SETACDublin? Come by for a chat on why substances with extreme #hazards should be regulated out of #precaution, prior to conducting complex #risk assessment. Or why uncertainty should be reduced, not weaponized. @ZeroPM_H2020 @InfoNGI
Sunset from Mont Saint-Michel
At #SETACDublin @m_mneum was excited to present the timeline and status of incorporating the #PMT and #vPvM hazard criteria into the #CLP and #REACH regulations! So much progress and success has been made in the EU!🇪🇺
@Umweltbundesamt
At #SETACDublin @derboyausleu told of his revolutionary approach to ensure that chemical structures and IDs are accurate within any inventory. The approach is called #cleanventory.
The #cleanventory package can be accessed here: https://g…
At #SETACDublin @sivanibaskaran presented an amazing approach to best account for #dataquality when conducting #mobility assessments in relation to the #PMT and #vPvM criteria. This approach can be automated!
@ZeroPM_H2020 @InfoNGI
Hunting for #PFAS and #PMT substances in Dublin!
with @ALennquist
@ZeroPM_H2020 @chemsec @InfoNGI #SETACDublin
Erlend Sørmo presents our pilot scale study about how pyrolyses of #PFAS contaminated organic waste will eliminate >98% of PFAS in carbon negative way! #SETACDublin #SLUDGEFFECT @InfoNGI
Link to the study: https://www.sciencedirect.com/sc…
@ALennquist speaks to a packed session on the EU #Greendeal Chemicals Strategy for Sustainability on how science can best influence decision making: be clear, act when the science is good enough, avoid paralysis by analysis. @chemsec …
Gabriela Castro presents a rapid method to quantify #OPFRs in sewage sludge and biochar. We used this merhod to show how sludge pyrolysis can retain elimnate #OPFRs but retain carbon and nutrients. #SETACDublin #SLUDGEFFECT
@InfoNGI @NTNU
Nicolas Estoppey has good news about the risk of #PFAS and other #POPs in biobased fertilizers in the #EU. In addition to lower nutrient emissions than synthetic ferilizers, most of these fertilizers had contaminant levels below current th…
At #SETACDublin? Come by for a chat on why substances with extreme #hazards should be regulated out of #precaution, prior to conducting complex #risk assessment. Or why uncertainty should be reduced, not weaponized. @ZeroPM_H2020 @InfoNGI
🐘 Community & instance
Home server
oslo.town
Their home server on the fediverse — the instance a creator picks signals the community they belong to.
On Mastodon since
Nov 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 2 views per post.
📤Posts about 0.5× per week.
🕵️ Fake follower check
Estimated80/100
Excellent
Credibility score
97%
Real
Real audience
Low
Fake-follower risk
High
Data confidence
- Est. 97% real, active audience · Low fake-follower risk.
- Strong engagement (~1.4% of followers engage each post) — an active, real audience.
- Established account (3+ years old).
Heuristic estimate from engagement, follower ratios, account age & growth — a screening signal, not a guarantee.
About
Environmental chemist interested in sustainable solutions, zero emissions, circular economy, literature and art. Expert Advisor at NGI Oso. Professor II at NTNU Trondheim.
📸 Gallery
🔀 Audience overlap
EstimatedEstimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.
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