This article presents a methodology to study how the human being perceives and express the risk characteristic of gas cylinders colors in common conditions. This work deals with different color hues, submitted to different lighting. We present a discussion about risk factors involving changes of color perception depending on lighting source. It is based on empirical study of color perception in industrial environments. It influences the quality of the services and the employees' safety. We have as main goal start a discussion about the principal concepts involving color perception and lighting. The obtained results demonstrate the necessity of standardization concerning the color use, considering the appropriate lighting in industrial situations involving risks.
Industrial safety; color; lighting; risk factor; ergonomic