| Abbreviation | Definition |
|---|---|
| FZ | Fluorinated Polyphosphazene Rubber |
| GCIP | Gilbert Curry Industrial Plastics |
| GFR | Glass Fiber Reinforced |
| GLH | Graphite Loaded Homopolymer |
| GMT | Glass Mat Thermoplastics |
| GP | General Purpose |
| GPO | Propylene Oxide Rubber |
| GPPS | General Purpose Polystyrene |
| GRP | Glass Reinforced Plastics |
| GRP | Glassfibre Reinforced Plastic |
| GRP | Glassfibre Reinforced Plastics |
| GWPI | Great Wall Plastic Industries |
| HAI | High Amp Arc Ignition |
| HAPPY | Hunkel Appreciation Patrol Plastically Yearning |
| HB | Half Bleaching |
| HDB | Heavy Duty Bags |
| HDPE | High Density Poly Ethylene |
| HDPE | High Density PolyEthylene |
| HDT | Heat Distortion Temperature |
| HFC | HydroFluoroCarbon |