cool flame

cool flame

[¦kül ¦flām]
(chemistry)
A faint, luminous phenomenon observed when, for example, a mixture of ether vapor and oxygen is slowly heated; it proceeds by diffusion of reactive molecules which initiate chemical processes as they go.
References in periodicals archive ?
They've been "Keepers of the Flame'' since 1971 -- the cool flame of the uplifting and soulful music of traditional New Orleans jazz.
The concept presented is a novel method for using plasma-generated ozone to establish stable cool diffusion and premixed flames in a microgravity field so that cool flame dynamics, structure, and chemistry can be studied and understood in an ideal environment.
Basic venting principle is to cool flame gases within a special stainless steel mesh filter leading to a reduction of expanding gas volume as it extinguishes the flame.