20 research notes 20 questions

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air-sensors dust conductivity answered bioassay algae draeger-tubes atlas as220-wind-sensors aquarium

air-sensors

10 people discussing

How to connect an anemometer to an air particulate monitor? by @crispinpierce
What are your experiences using low-cost VOC sensors outdoors? And other questions about accuracy. by @bhamster
What’s in your AIRea? Public Lab virtual event on air quality monitoring by @bhamster
 0 notes |  1 question |  2 comments by @Ag8n
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algae

1 person discussing

Are algae blooms in Lake Pontchartrain preventable or will they continue to be a problem? by @jmerrill
Lawn Fertilizer Runoff Causes Algae Bloom Locally and Contributes to Global Issues by @Dave
Can algae blooms be used for oil production? by @Ag8n
 0 notes |  1 question |  1 comment by @Ag8n
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answered

5 people discussing

Where can diffusion tubes for detecting nitrogen dioxide be found in different parts of the world? by @warren
DIY Salinity Measurements with Coqui and/or Multimeter? by @Bronwen
How do I interpret the relationship between the schema.rb file and the models? by @bsugar
 0 notes |  6 questions |  60 comments by @Ag8n
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aquarium

0 people discussing

Substitution for conductivity meter by @Ag8n
 0 notes |  1 question |  4 comments by @Ag8n
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as220-wind-sensors

0 people discussing

How do I...use this with rtlsdr? by @Ag8n
How do we measure particulate stuff in the air? by @donblair
 0 notes |  1 question |  3 comments by @Ag8n
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atlas

0 people discussing

Have you used the particle atlas? by @Ag8n
 0 notes |  1 question |  5 comments by @Ag8n
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bioassay

2 people discussing

Louzaouiñ Seeds Of Contend by @xavcc
Training on "Bioassay Test with seed to expose toxicity" by @xavcc
Investigating Water with Seeds by @xavcc
 0 notes |  1 question |  10 comments by @Ag8n
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conductivity

8 people discussing

Analizar señal de audio del sensor Coqui con Audacity by @imvec
Añadir clavija al sensor Coqui para grabar las mediciones by @imvec
Using Coqui in a the Suquía river for conductivity measurements by @alejobonifacio
 0 notes |  1 question |  12 comments by @Ag8n
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draeger-tubes

0 people discussing

Formaldehyde levels by @Ag8n
Bayou Sauvage Draeger tubes after 24 hours by @Shannon
Excellent Geoscience Fieldtest of Photostrip H2S Detection by @sara
 0 notes |  1 question |  4 comments by @Ag8n
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dust

9 people discussing

how do we determine if sand is silica by @MegSheehan
Log Simple Air Sensor data to SD card by @imvec
Simple air sensor assembly notes by @natevw
 0 notes |  2 questions |  13 comments by @Ag8n
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first-time-poster

183 people discussing

Creating a "videocamera" for passive dust collection over time? by @natematias
Environmental Science An Interdisciplinary Study Involving Population Statistics by @TheChessGym
One Acre at a Time: Impact from rural development in Wittmann, Arizona by @PJDDusschee
 0 notes |  1 question |  140 comments by @Ag8n
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formaldehyde

7 people discussing

Statistics for Action Air Quality Guide by @kgradow1
Are there any other professional instruments that measures different VOC besides PID (photoionisation detector)? by @stevie
What is the air flow requirement for air sampling tubes? Any inexpensive method? by @BostonFern
 0 notes |  1 question |  6 comments by @Ag8n
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horseshoe-crab

0 people discussing

Can the spectrometer or turbocharger be used for lal testing? by @Ag8n
 0 notes |  1 question |  2 comments by @Ag8n
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infrared

10 people discussing

Infrared camera by @eduardo_gamosa
Run infragram offiline (whitout online analysis) by @elucasfreitas
Drone Archaeology | Tomb Hunting Using NDVI, NIR Threshold with Bitwise NOT in Python by @ektopyrotic
 0 notes |  1 question |  4 comments by @Ag8n
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lichen

1 person discussing

How do I...do multivariate analysis on lichen testing? by @Ag8n
Research Paper: Correlating NDVI with Lichen Responses to Air Pollution by @fongvania
Event Recap: Environmental Storytelling - Stories from the Field by @fongvania
 0 notes |  1 question |  22 comments by @Ag8n
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lysate

0 people discussing

Can the spectrometer or turbocharger be used for lal testing? by @Ag8n
 0 notes |  1 question |  2 comments by @Ag8n
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mapknitter

36 people discussing

MapKnitter map of Embalse de Cachamuiña by @xose
Outreachy proposal: MapKnitter.org Spam Management system by @ranavivek_me19
MapKnitter map of Azeez first map by @Akinkunmi02
 0 notes |  1 question |  3 comments by @Ag8n
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mass-spectrometry

1 person discussing

What is EPA Method TO-15? by @kgradow1
Is there a way to make a cheaper "UV Hound"? by @liz
3 particle type by @Ag8n
 0 notes |  1 question |  0 comments by @Ag8n
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microbes

1 person discussing

MicrobeMeter - an innovative photometer for continuous measurement of microbial growth by @humanetechnologies
Can the spectrometer or turbocharger be used for lal testing? by @Ag8n
Question: Can the passive PM kit be used to sample microbes at altitude? by @nshapiro
 0 notes |  1 question |  2 comments by @Ag8n
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microplastics

33 people discussing

Operation Pollution Sucks: ~$100 nurdle sucker upper from commercial sources by @eustatic
Event: Messages from the Mississippi Student Art Exhibition by @a1ahna
World Laws Versus Federal and State Drinking Water Legislation by @TheChessGym
 0 notes |  1 question |  22 comments by @Ag8n
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ndvi

69 people discussing

Infrared camera by @eduardo_gamosa
Question about NDVI white balancing by @Peve
Run infragram offiline (whitout online analysis) by @elucasfreitas
 0 notes |  1 question |  25 comments by @Ag8n
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ocean

0 people discussing

What groups or agencies are looking at the intersections of land/soil management and ocean pollution? by @laurel_mire
Public Lab virtual event on all things microplastics by @bhamster
How to process microplastic samples from a trawl by @maxliboiron
 0 notes |  1 question |  4 comments by @Ag8n
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particle-analysis

0 people discussing

Opencv.js for blob detection in microscopic images by @aashnaaashna
Have you used the particle atlas? by @Ag8n
Automating ImageJ for particle image analysis by @SimonPyle
 0 notes |  1 question |  5 comments by @Ag8n
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particulate

1 person discussing

AIR-QUALITY & BALLOON LAUNCH: SUMMER 2019 QUEENSBRIDGE TECH LAB COMMUNITY SCIENCE PROJECT by @SadiePrego
Sanity check for air sensors by @Ag8n
What do respirable silica particles (frac sand pollution) look like? by @warren
 0 notes |  1 question |  1 comment by @Ag8n
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particulate-matter

2 people discussing

Open Call: "Game Over Formosa Plastics" Community Report Back Video by @michelleiL
July PM 2.5 Data by @tylerknight
June PM 2.5 Data by @tylerknight
 0 notes |  2 questions |  10 comments by @Ag8n
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particulate-sensing

5 people discussing

Statistics for Action Air Quality Guide by @kgradow1
Particulate sensor using a STBM271 by @david_uwi
Air Sensor Project by @johnb1003
 0 notes |  1 question |  1 comment by @Ag8n
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particulates

0 people discussing

Is there a predictive relationship between the number of PM 2.5 and smaller airborne particulates compared to the mass of the same ug per cubic meter? by @Tomp
Event: Clean Air Council + Delaware Riverkeeper Network by @liz
Particulate sensor using a STBM271 by @david_uwi
 0 notes |  1 question |  5 comments by @Ag8n
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pm

12 people discussing

July PM 2.5 Data by @tylerknight
June PM 2.5 Data by @tylerknight
A Quick Look at the Health Impacts of Air Pollutants by @awoolverton1
 0 notes |  3 questions |  14 comments by @Ag8n
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pm2.5

0 people discussing

Enviro-Track by @rmd6502
How to connect an anemometer to an air particulate monitor? by @crispinpierce
What air pollution patterns do you see? by @subir
 0 notes |  1 question |  2 comments by @Ag8n
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polyethelene

0 people discussing

Can you detect pvc microplastics with a nvdi camera? by @Ag8n
 0 notes |  1 question |  4 comments by @Ag8n
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polystyrene

0 people discussing

Can you detect pvc microplastics with a nvdi camera? by @Ag8n
 0 notes |  1 question |  4 comments by @Ag8n
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purpleair

6 people discussing

What is an ideal distance for Purple Air monitors? by @michelleiL
July PM 2.5 Data by @tylerknight
June PM 2.5 Data by @tylerknight
 0 notes |  2 questions |  5 comments by @Ag8n
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pvc

0 people discussing

Tribal Intertidal Digital Ecological Surveys (TIDES) by @RosaL
Building a case against Aluf Plastics -- polluting my town & I need help by @michaelwma
Can you detect pvc microplastics with a nvdi camera? by @Ag8n
 0 notes |  1 question |  9 comments by @Ag8n
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pyrogens

0 people discussing

Can the spectrometer or turbocharger be used for lal testing? by @Ag8n
 0 notes |  1 question |  2 comments by @Ag8n
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question

1 person discussing

Anyone have experience with diy soil testing methods for contaminants- Colorimetry, spectometry, reagents, etc? by @DanielleS
What are the specifics on laser power?What do you use for the infrared blocker?What power microscope lenses do you use at [ by @Megoptera
Help us refine the search interface at PublicLab.org/search by @warren
 0 notes |  1 question |  5 comments by @Ag8n
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sample-analysis

0 people discussing

3 particle type by @Ag8n
 0 notes |  1 question |  0 comments by @Ag8n
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silica

2 people discussing

How to get accountability for blasting and dust related permit violations? by @ekpeterman
HOW do i find testing for air quality in my home - specifically for silica? by @MaryBandy
Is gravel mining containing silica dangerous to the surrounding community? by @annemolony413
 0 notes |  1 question |  0 comments by @Ag8n
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smart-form

2 people discussing

'Smartphone App for Residential Testing of Formaldehyde' Paper published (Open Access) by @nshapiro
SmART-Form Paper Published by Public Health Nursing by @nshapiro
Looking for hands-on help with a datalogger! by @Bronwen
 0 notes |  2 questions |  4 comments by @Ag8n
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spectrometer

325 people discussing

[![Spec1.jpg](/i/47353)](/i/47353?s=o) by @Abraxas
First Attempt Bombed... But Why ? by @Abraxas
How to build affordable DIY Near Infra red Spectrometer for analyzing wavelength range 1000nm to 1800nm ? by @apk87
 0 notes |  2 questions |  47 comments by @Ag8n
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spectrometer

325 people discussing

[![Spec1.jpg](/i/47353)](/i/47353?s=o) by @Abraxas
First Attempt Bombed... But Why ? by @Abraxas
How to build affordable DIY Near Infra red Spectrometer for analyzing wavelength range 1000nm to 1800nm ? by @apk87
 0 notes |  2 questions |  47 comments by @Ag8n
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spectrometry

64 people discussing

[![Spec1.jpg](/i/47353)](/i/47353?s=o) by @Abraxas
First Attempt Bombed... But Why ? by @Abraxas
Research Paper: Correlating NDVI with Lichen Responses to Air Pollution by @fongvania
 0 notes |  3 questions |  82 comments by @Ag8n
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spectrometry-challenge

0 people discussing

How do I... by @akhila
Can the spectrometer or turbocharger be used for lal testing? by @Ag8n
Preferred slit size? by @asnow
 0 notes |  1 question |  7 comments by @Ag8n
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tds

0 people discussing

Pros/cons to cheap handheld water meters for pH, TDS, conductivity? by @warren
Willow Creek Water Quality Monitoring (EC and TDS) by @MadTinker
Modified TDS sensor as Conductivity Sensor? by @MadTinker
 0 notes |  1 question |  6 comments by @Ag8n
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tools

0 people discussing

English regist.ro by @imvec
How a Compression Coupling Works by @kgradow1
What is the Community Right-to-Know Act? by @kgradow1
 0 notes |  1 question |  5 comments by @Ag8n
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turbidity

5 people discussing

Post your photos of possible wastewater pollution! / ¡Postea tus fotos de aguas posiblemente residuales! 📷 by @bhamster
Water testing protocols for Sulfide Mining? by @Greenhorns
How to Connect a pH Sensor to the Simple Water Sensor Platform by @wmacfarl
 0 notes |  1 question |  11 comments by @Ag8n
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vinyl

0 people discussing

Can you detect pvc microplastics with a nvdi camera? by @Ag8n
 0 notes |  1 question |  4 comments by @Ag8n
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VVAMP

5 people discussing

Logging Complex Odors by @sarasage
A quick question on the GX 6000 monitor by @Ag8n
Historical Chart Of Odor Complaints for VVAMP by @denissebn_06
 0 notes |  1 question |  9 comments by @Ag8n
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water-quality

162 people discussing

Op-Ed about the Talon-Rio Tinto Mine by @noah_ben_furman
Sept 2022 Bioblitz Summary by @michelleiL
Louzaouiñ Seeds Of Contend by @xavcc
 0 notes |  2 questions |  134 comments by @Ag8n
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water-quality-sensor

9 people discussing

Analizar señal de audio del sensor Coqui con Audacity by @imvec
Grabar muestras de audio del sensor Coqui by @imvec
Añadir clavija al sensor Coqui para grabar las mediciones by @imvec
 0 notes |  1 question |  6 comments by @Ag8n
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water-sensors

4 people discussing

EnviroDIY Monitoring Station by @StroudCenterScott
How to Connect an ORP Sensor to the Simple Water Sensor Platform by @wmacfarl
Building the Simple Water Sensor Platform by @wmacfarl
 0 notes |  1 question |  6 comments by @Ag8n
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xray

0 people discussing

3 particle type by @Ag8n
 0 notes |  1 question |  0 comments by @Ag8n
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@Ag8n

@Ag8n

Joined about 5 years ago

66 followers • 0 following

Retired, after 28 years, as an analytical chemist from a major pharmaceutical corporation.

Tags
  • chemistry