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🧭 Explore 🌍 Top creators in Norway Mastodon rankings
Hans Peter Arp

Hans Peter Arp Add us as a preferred source on Google

Mastodon @hanspeterarp@oslo.town 📍 Norway
⚔ Compare ☆ Follow Own this channel?
🔄 Data last refreshed 19 hours ago
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Make a deal with Hans Peter Arp

👋 Unclaimed listing — auto-generated from public data; rates are estimates, not set by the creator. 🔒 Paid proposals held safely in escrow — released only when the work's approved.

📣Sponsored postOne disclosed post (toot) with your link and message. $12→ 🧵Sponsored threadA multi-post explainer or story — the fediverse rewards depth over one-liners. $30→ 📦Product seeding / honest reviewSend me your product — I post a disclosed, honest take. Authenticity is the only ad this audience tolerates. $16→ 📌Pinned sponsored postA disclosed post pinned to the top of my profile for the month. $36/mo→ 🔗Profile link (bio field)Your link in one of my profile metadata fields for the month — native and low-key. $18/mo→ 🔁Boost packageI boost (repost) your account's toots through the month — distribution with zero content lift. $24/mo→ 🏛️Instance / community sponsorshipSponsor the server I run — a sponsor line in the About/rules and a welcome shout. A goodwill buy that keeps our community running. $30/mo→ 🤝Mutual boost collabWe boost each other across instances — a value swap between communities. Swap or paid→ 🎬UGC HireBranded content for your own channels & ads from $50→ 🎙️Podcast guest spotInvite Hans Peter Arp onto your podcast (~45 min, remote) $25→ 📞1:1 ConsultPaid video call — advice, coaching or Q&A $75/hr→

✱ Unclaimed listing — auto-generated from public data; Hans Peter Arp hasn't claimed it, set these rates, or endorsed SocialDB. The figures are estimates only — the exact amount & terms are set when a proposal is sent, and can be adjusted or negotiated before anything is final. Every booking is a normal escrow-protected deal.

Followers
151
Account age
3 yrs
🎁 Free analysisfor Hans Peter Arp
🕵️Fake Followers CheckReal-audience % & bot risk→ 📊Engagement rateBenchmarked vs. peers→ 💰What they chargeFair sponsored-post price→

Known for

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!🇪🇺 ⁦@Umweltbundesamt⁩2 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 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 @InfoNGI2 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 Sunset from Mont Saint-Michel1 views Sunset from Mont Saint-Michel Hunting for #PFAS and #PMT substances in Dublin! with ⁦@ALennquist⁩ ⁦@ZeroPM_H2020⁩ ⁦@chemsec⁩ ⁦@InfoNGI⁩ #SETACDublin1 views Hunting for #PFAS and #PMT substances in Dublin! with ⁦@ALennquist⁩ ⁦@ZeroPM_H2020⁩ ⁦@chemsec⁩ ⁦@InfoNGI⁩ #SETACDublin

📊 Post engagement

Recent posts · likes + reposts
May 2latest
2
Avg engagement / post
1–2
Typical post (engagement)
1.3%
Engagement vs followers
80/100
Very consistent reach
Nov 2022
On Mastodon since
Half of recent posts land between 1 and 2 likes + reposts (median 2) — a dependable floor a sponsored post can count on.

🔥 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
1.7×
Follows 90 back. A more reciprocal / networked account.

Recent posts

View on Mastodon ↗
🔥 Top post 🎧 HEADPHONES ON! Stripes have been used to illustrate the #climate crises, #biodiversity crises and most recently the chemical #pollution crises. Now the #chemicalstripes have recieved their own, chilling #soundtrack. 🎼 The heartbeat tracks time, the clicking noise represents th… ★ 3
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!… ★ 1 Sunset from Mont Saint-Michel ★ 1 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 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 ★ 1 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 ★ 2

🐘 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.
📍Based in Norway.

🕵️ Fake follower check

Estimated
43/100
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 (~1.3% 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

Environmental chemist interested in sustainable solutions, zero emissions, circular economy, literature and art. Expert Advisor at NGI Oso. Professor II at NTNU Trondheim.

📸 Gallery

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://github.com/ZeroPM-H2020/cleanventory @ZeroPM_H2020 @InfoNGI ⁦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/science/article/pii/S0304389423007306 ⁦@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 ⁦@ZeroPM_H2020⁩ 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

🔀 Audience overlap

Estimated

Estimated shared audience with similar creators — useful for avoiding overlap (or doubling down) when planning a campaign.

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Frequently asked questions

How much does Hans Peter Arp charge for a sponsorship?
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How many followers does Hans Peter Arp have?
Hans Peter Arp has 151 followers on Mastodon.

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