Description: Preparation containing a fluid together with substances that are solid-like or gaseous either as an additional charge or change in shape due to changed conditions; Name: multiphase
Description: comprising a fluid together with substances in solid or gaseous states, whether due to deliberate addition or a change of state caused by a change in conditions; Name: multi-phase
Description: Allocation of explosion-protected electrical operating media according to their maximum surface temperature for use in explosion-capable atmosphere; Name: Explosion protection temperature class of the pump