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Does anyone have an idea of how difficult it would be to create a sensor network to monitor for CFCs? What would the PPM at source be? Quick googling suggests
by new299 8y ago
Does anyone have an idea of how difficult it would be to create a sensor network to monitor for CFCs?
What would the PPM at source be? Quick googling suggests that there are sensors that can detect down to 1000PPM [1], but I'd guess you'd need something substantially lower than that.
[1] https://docs-apac.rs-online.com/webdocs/15a6/0900766b815a66db.pdf https://docs-apac.rs-online.com/webdocs/15a6/0900766b815a66d...
- sp332 8y agoAround 200 parts per trillion in the atmosphere in general. https://arstechnica.com/science/2018/05/it-seems-someone-is-producing-a-banned-ozone-depleting-chemical-again/ https://arstechnica.com/science/2018/05/it-seems-someone-is-... At the source it might be high enough.