## Choosing Sensors 

Often the first step is to look for a sensor for what you're hoping to measure. Below we're collecting info on different kinds of water quality sensors, and their:

* cost
* sensitivity/accuracy
* links and documentation

Can you afford a sensor? Can it detect what you're looking for? Where can you learn more about it?

[Read more about choosing a sensor in this question](https://publiclab.org/notes/warren/02-16-2018/what-different-electronic-particulate-pollution-sensors-are-available-and-at-what-cost)

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## Questions

[questions:air-sensors]