Cargill Industrial Specialities As a recognized dielectric fluids expert, Cargill supplies Envirotemp™ natural and synthetic ester fluids, for power and distribution transformers globally. FR3™ natural ester fluid is made from renewable vegetable oils providing improved fire safety, extended transformer insulation life and increased loading capacity. It is biodegradable, non-toxic and non-hazardous in soil and water and carbon neutral (according to BEES® 4.0 lifecycle analysis). Envirotemp™ 200 synthetic...