TERMIUM Plus^®

Fiche 1,  Justifications,  Anglais

Record number: 1, Textual support number: 1 DEF

An instrument for recording (measuring the changes in) relative humidity using a length of human hair strand(s).  2, fiche 1, Anglais, - hair%20hygrograph

Record number: 1, Textual support number: 1 CONT

Hair Hygrograph. Human hair is one of the most reliable and time-proven sensor for humidity. The ends of the hair bundle are held in supports. Approximately at the centre, the hair are kept in tension by a hook. The hair shrink with decreasing humidity and elongate with increasing humidity.  3, fiche 1, Anglais, - hair%20hygrograph

Record number: 1, Textual support number: 2 CONT

The hair hygrograph ... Human hair is sensitive to changes in humidity. The changes in the hair's length (proportional to changes in humidity) is transferred to a pen which records the fluctuating relative humidity on a chart. This type of hygrograph is not very precise, but is able to operate in freezing conditions.  4, fiche 1, Anglais, - hair%20hygrograph

Fiche 1,  Justifications,  Français

Record number: 1, Textual support number: 1 DEF

Hygromètre enregistreur dont le principe repose sur la mesure d'un ou de plusieurs cheveux, qui s'allonge en fonction de l'humidité relative de l'air.  2, fiche 1, Français, - hygrographe%20%C3%A0%20cheveu

Fiche 1,  Justifications,  Espagnol