However, for cargoes which have to be heated to a high temperature, such as bitumen (which requires to be maintained at a temperature of about 3000 F), these heating coils may extend up the sides of the tank.
Nokuba kutheni, ngokwemithwalo yezithuthi ethi ibe nokutshisa komphezulu wemozulu njengelitha oku kutshisa kothandelo kunganyuselwa phezulu kumacala eetanki.