Introduction to Particulate Matter

Particulate Matter (PM) is airborne dust and particle pollution that settles onto surfaces and into lungs. As a regulated pollutant PM is shorthand for inhalable and respirable particulate matter, or particulate matter that can stick in the lungs.

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Notes tagged with pm

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Frac sand hotspot testing and site survey

by stevie 2 days ago | 0 | 107 | 1

Public Lab will be hosting a get together for anyone interested in practicing a site survey and h...

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EPA Method 22: Visual Determination of Fugitive Emissions

by gretchengehrke 30 days ago | 0 | 10 | 2

**EPA Method 22: Visual Determination of Fugitive Emissions from Material Sources and Smoke Emiss...

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EPA Method 9: Visual Determination of the Opacity of Emissions from Stationary Sources

by gretchengehrke 30 days ago | 2 | 16 | 4

This is a step by step guide to to assess the opacity of emissions, using EPA’s Method 9 “Visual...

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Air Quality Monitoring at UWEC

by bkleist about 1 month ago | 9 | 10 | 3

Air quality research is beginning again once again in Eau Claire, this time a bit closer to home....

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MiniVol pre-deployment preparation, with images

by mathew about 1 month ago | 0 | 5 | 1

_This activity is a replication of [this note](/notes/mathew/02-02-2017/minivol-pre-deployment-pr...

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Routine maintenance and calibration of the MiniVol, with images

by mathew about 1 month ago | 0 | 7 | 1

This activity is a replication of [This note][1]. Every five sample periods the [MiniVol][2] m...

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Routine maintenance and calibration of the MiniVol

by mathew about 1 month ago | 0 | 4 | 0

_This activity would benefit from images. I have not performed the activity yet and have only com...

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Minivol PM monitoring deployment

by mathew about 1 month ago | 0 | 5 | 0

MiniVol PM sampling deployment procedure _This procedure follows the steps in the MiniVol TAS...

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MiniVol pre-deployment preparation

by mathew about 1 month ago | 0 | 6 | 0

_This activity would benefit from images. I have not performed the activity yet and have only com...

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Identifying a PM monitoring site for deploying a MiniVol

by mathew about 1 month ago | 0 | 6 | 1

_This activity is for identifying an appropriate site for deploying a [MiniVol][1] sampler for [P...

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ShenangoChannel.org - a dashboard for monitoring and sharing

by liz 2 months ago | 5 | 4 | 3

Just saw a great presentation yesterday at EPA's Region 2 Citizen Science Forum by Amy Gottsegen ...

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Overview: MiniVol PM monitor

by mathew 2 months ago | 0 | 5 | 2

We recently received two used [Airmetrics MiniVol PM][1] samplers from [Global Community Monitor]...

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Measuring Air Quality (PM) @ new years eve during fireworks

by GreenFrogg 3 months ago | 12 | 240 | 5

Measuring PM particles before, on and after new years eve 2016/2017 is the goal of the Dutch proj...

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Dustduino potentiometer testing

by imvec 3 months ago | 8 | 375 | 6

We want to verify what resistance value (position of the potentiometers) is needed to measure PM...

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What fuels a movement?

by stevie 4 months ago | 0 | 348 | 4

_Lead image of protesters protesting the Pet Coke Piles on southeast side of Chicago. Image found...

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Thoughts on Method 9 and its utility

by gretchengehrke 5 months ago | 3 | 381 | 4

Several people in our Public Lab community are concerned about various kinds of airborne emission...

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Sizing particles in microscope images at Portland Science Hackday

by mathew 6 months ago | 3 | 324 | 2

_[Image](https://publiclab.org/notes/SimonPyle/05-13-2016/automating-imagej-for-particle-image-an...

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Calibrating a Microscope

by mathew 7 months ago | 1 | 325 | 1

[image credit wikimedia](https://commons.wikimedia.org/wiki/File:Asakura-Oosawa_Model,_Two_Plates...

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OpenFlexure Microscope: high-resolution assembly

by mathew 8 months ago | 7 | 575 | 1

previously I assembled an [OpenFlexu...

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Automating ImageJ for particle image analysis

by SimonPyle 10 months ago | 7 | 1,081 | 3

Measuring air quality with passive particle collectors requires an accurate count of the size an...

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Mapping dust hotspots with low-cost monitors

by mathew 12 months ago | 0 | 930 | 2

Discuss a method for mapping the variability of airborne dust across the landscape. I'm going t...

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Automating Passive Particle Monitor Analysis

by mathew 12 months ago | 3 | 1,283 | 1

Along with @AmberWise, @Damarquis, @Pagyebo, I've been working to make and document a method of a...

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Pm 2.5 network in Taiwan

by liz about 1 year ago | 0 | 1,136 | 2

Our taiwanese friends g0v.tw wanted to share a new project they are working on -- 300 air quality...

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DIY: Wi-Fi Streaming Weatherproof PM2.5 Monitor (Dylos-based)

by kevinvivergy over 1 year ago | 18 | 2,917 | 7

Air pollution, specifically particulate matter 2.5, can vary significantly over space and time. A...

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Aquarium Pump modifications for Durability & Flexibility

by mathew over 1 year ago | 0 | 2,469 | 3

Create a version of the modified aquarium pump in the [formaldehyde test kit](/wiki/formaldehyde...

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Deploying UNC passive sampler on South Side of Chicago

by AmberWise over 1 year ago | 4 | 2,403 | 3

We're a group of 3 undergraduate students and 2 faculty at Chicago State University working with...

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Using ImageJ to process passive particle monitor samples

by mathew over 1 year ago | 2 | 3,096 | 4

I want to document the manual steps of processing the images of passive particle monitors, stepp...

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analyzing passive monitors

by mathew over 1 year ago | 8 | 3,075 | 5

In analyzing passive particle monitors, we’ll collect a glass slide cover with a 6mm circle of d...

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Optical Imaging of Passive Particle Monitors

by mathew over 1 year ago | 2 | 3,190 | 2

This is an attempt to document the steps in a method of imaging for the passive monitor [you can ...

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Replicating a Passive Dust Monitor & Method

by mathew over 1 year ago | 4 | 3,126 | 3

Passive dust monitors, where dust lands on a pad or in a container without any pumps, fans, elect...

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