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Pennsylvania

(38,749 posts)

1. When the wind blows in the wrong direction, the air stinks of thiophenol and pyridine ...

Thu Aug 10, 2023, 11:54 AM

Aug 2023

... this from someone who has used both in the lab and knows those smells.

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Pittsburgh's air quality has improved dramatically in the last 7 years [View all] FakeNoose Aug 2023 OP

Yes we still have air pollution, and the Canadian fires aren't helping FakeNoose Aug 2023 #2

I hadn't seen this, thank you! BlueIn_W_Pa Aug 2023 #3

The lion's share of the credit Earl_from_PA Aug 2023 #4