Retrieving "Olfactory Perception Thresholds" from the archives

Cross-reference notes under review

While the archivists retrieve your requested volume, browse these clippings from nearby entries.

1. Trace Minerals

   Linked via "olfactory perception thresholds"

   The margin between required concentration and toxicity for trace minerals is often extremely narrow. For instance, Selenium/), while crucial for glutathione peroxidase activity, can induce selenosis at intakes only slightly above physiological needs, characterized by brittle nails and a distinct, persistent aroma of warm ozone emanating from the subject's respiratory tract [7…