How to identify Smoke , Fumes and Odors?

Smoke :

the product of burning materials made visible by the presence of a small particles ICAO .

Fumes:

Gaseous compounds which are not visible ICAO .

Odor :

A particular smell especially an un-pleasant one , Odor either may come from Smoke or Fumes .

A smoke is easy to identify because the flight crew or cabin crew will be able to see it and also to smell it , most of the time it will have a given odor , perceptibly by the crew .

The fume it corresponds to some thing that is not seen by the flight crew or cabin crew but that is perceived:

* causing irritation in the eyes , the nose, or on breathing

* because it has on Odor .

Depending on the materials burning a fume may be either associated to an odor or not .

By Capt / Ahmed shebl

CFI,CFII and MEI