Special fluid composition and use thereof

Dislcosed are compositions comprising at least one hydrogenated polyterpene selected from the group consisting of hydrogenated sesquiterpenes, hydrogenated diterpenes and hydrogenated sesterpenes, in a mixture with at least one special fluid, said special fluid being a hydrocarbonated mixture of petroleum or synthetic origin with cut taken at temperatures comprised between 100 and 400°C, the distillation range of which is less than 75°C. Such compositions are intended for industrial uses such as in the petroleum industry, the construction industry, e.g. sealants and paint, adhesives, the ink industry, metal working, the treatment and protection of metals, but also for domestic uses and in the agri-food system and sanitary industry.