This topic has no lead wiki page.

or

### bubble-filled adventures in low-pressure airflow

by mathew about 3 years ago | 1 | 2,695 | 6

I want to measure the airflow through low-cost particle sensors. The Dylos, Speck, and AirBeam ...

### using soap bubbles for pump calibration

by mathew about 3 years ago | 21 | 4,653 | 8

I want to see if @davidmack's [suggestion](/notes/nshapiro/11-03-2014/diy-formaldehyde-test-kit#...

### Plan for recording Shinyei optical sensors using Open Pipe Kit

by mathew about 3 years ago | 14 | 3,905 | 3

the goal is to read and save the raw output of a [Shinyei PPD42](/notes/Willie/04-01-2014/field-...

### Formaldehyde Testing Kit for Lending

by mathew about 3 years ago | 5 | 2,868 | 3

Building on a conversation that @NShapiro, @Warren, and @DanBeavers and I have been having in Ni...

### Evaluating low-cost optical dust sensors

by mathew about 3 years ago | 23 | 7,539 | 5

image credit: @donblair See and contribute to the [up-to-date Wiki page made from this note]...

### DIY dust monitoring: Dylos in Wisconsin

by mathew about 4 years ago | 7 | 4,535 | 1

Hank Boschen and Concerned Chippewa Citizen have been deploying ...

### a first look at dust with consumer scanners

by mathew about 4 years ago | 7 | 2,850 | 1

See if I can't see PM10 or even PM2.5 particles on a consumer scanner....

### The development of stickypad monitoring

by mathew about 4 years ago | 5 | 3,239 | 7

Summarize the development of sticky pads for dust monitoring and collect the published literatur...

### Two weeks with a Speck

by mathew about 4 years ago | 6 | 2,818 | 4

Carpentry. 80 times worse than rush hour. Illah Nourbakhsh and Beatrice Dias from [CMU CREA...