And heating/cooling the fresh air replacing evacuated air + radon. | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

adamsiem on July 23, 2025 | parent | context | favorite | on: Many lung cancers are now in nonsmokers

And heating/cooling the fresh air replacing evacuated air + radon.

irrational on July 23, 2025 [–]

The air is under your slab. How would it be replaced by fresh air inside the house?

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact