Hot, clean, mineral-wet. Like the first breath in a steam room. Less ozonic than rain, less salty than sea spray, warmer than either. A pressed-linen quality. No sweetness, no florality, just heated moisture on clean surfaces.
Evolution over time
Immediately
Immediately
Hot mineral wetness, clean metallic edge
After a few hours
After a few hours
Warm transparent humidity, less metallic
After a few days
After a few days
Faint warm-clean residue, like dried linen
The Full Story
Steam accord captures the specific olfactory moment when water meets heat: the mineral-clean, slightly metallic quality of vapor rising from a hot surface. It is distinct from rain accords (petrichor) and from aquatic-ozonic notes (Calone). Steam is hotter, drier in character despite being water-based.
Building this accord typically involves clean white musks, a trace of metallic aldehydes, and warm mineral molecules. Ambroxan provides radiant warmth. Hedione adds transparent airiness.
In compositions, steam functions as a heart modifier. It creates a sensation of warmth and movement without adding sweetness. Useful in hammam-inspired and mineral compositions.
Pure water vapor is actually odorless. What we smell as steam is the volatile release from whatever surface the water contacts: minerals from stone, textile sizing from fabric, trace metals from pipes.
Extraction & Chemistry
Extraction method: No extraction. Fantasy accord reconstructed from synthetic components.
Molecular Formula
N/A — complex accord
CAS Number
N/A — fragrance accord
Botanical Name
N/A — conceptual accord
IFRA Status
No known restrictions
Synonyms
STEAM NOTE · VAPOR NOTE
Physical Properties
Odor Strength
Medium
In Perfumery
Heart modifier that introduces warm, clean humidity. Distinct from aquatic and rain accords. Built from clean white musks, metallic aldehydes, ambroxan, and Hedione. Creates thermal movement without sweetness. Suited to hammam-themed and mineral compositions.