Also, drugs can be used to track wastewater. For example, the quantity of wastew... | Hacker News

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pfdietz on Oct 4, 2024 | parent | context | favorite | on: Sequencing wastewater may be key to getting a grip...

Also, drugs can be used to track wastewater. For example, the quantity of wastewater flowing into a river can be estimated by measuring caffeine in the river's water.

doubled112 on Oct 4, 2024 [–]

I might be an overachiever here. Finally I’m a 10xer!

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