Glossary

A (3) | B (5) | C (6) | D (3) | E (1) | F (4) | G (2) | H (6) | K (2) | M (3) | N (2) | O (2) | P (4) | R (2) | S (2) | T (2) | U (1) | Z (1)
PAG

Polyalkylenglycol oil. Type of synthetic oil used with HFC refrigerants

PCM

Phase-change materials. Said materials accumulate latent heat and exploit phase transition to absorb incoming energy flows, storing a high quantity of energy while maintaining their temperature constant

PED

European Pressure Equipment Directive

POE

Polyester oil for HFC refrigerants