| ACPA | Activated Carbon Producers Association | In English | → Associations |
| ATILH | Association Technique de l'Industrie des Liants Hydrauliques | In French | → Associations → Civil engineering → Building |
| DCJT | 4-(dicyanomethylene)-2-methyl-6-(1,1,7,7-teuramethyljulolidyl-9-enyl)-4H-pyran | In English | |
| DCJTB | 4-(dicyanomethylene)-2-t-butyl-6(1,1,7,7-tetramethyljulolidyl-9-enyl)-4H-pyran | In English | |
| EAC | European Aminocarboxylates Committee | In English | → Organizations and associations → Pharmacology, toxicology |
| EBPF | European Biocidal Product Forum | In English | → Organizations and associations → Pharmacology, toxicology → Food technology |
| EFCG | European Fine Chemical Group (http://efcg.cefic.org) | In English | → Organizations and associations |
| ESA | European Sulphuric Acid Association (www.sulphuric-acid.org) | In English | → Associations |
| ESAPA | European Soda Ash Producers Association | In English | → Associations |
| EUZEPA | European Zeolites Producers Association (www.zeodet.org) | In English | → Associations |
| HF | Hydrogen Fluoride | In English | → Chemistry |
| HTH | High-Test Hypochlorite | In English | |
| INCOPA | Inorganic Coagulants Producers Association (www.incopa.org) | In English | → Associations |
| PA | Polyamide | In English | → Plastic industry → Chemistry |
| PBB | Polybrominated biphenyl = PBB | Polybromobiphényle | In French = PBB | Polybromierte Biphenyle | In German |
In English | |
| PBB | Polybromierte Biphenyle = (look above) |
In German | |
| PBB | Polybromobiphényle = (look above) |
In French | |
| PBDE | Polybromierte Diphenylether = PBDE | Polybromodiphényléther | In French = PBDE | Polybrominated diphenyl ether | In English |
In German | |
| PBDE | Polybrominated diphenyl ether = (look above) |
In English | |
| PBDE | Polybromodiphényléther = (look above) |
In French | |
| PBT | Polybutylene Terephthalate | In English | |
| PC | Polycarbonate | In English | → Plastic industry → Chemistry |
| PCB | Polychlorobiphényles | In French | |
| PE | Polyethylene | In English | → Plastic industry → Chemistry |
| PETE | Polyethylene Terephthalate | In English | → Plastic industry → Chemistry |
| PHB | Polyhydroxybutyrate | In French | → Chemistry |
| PP | Polypropylene | In English | → Plastic industry → Chemistry |
| PRS | Power Reactant Subsystem | In English | |
| PRSA | Power Reactant Storage Assembly | In English | |
| PRSD | Power Reactant Storage and Distribution | In English | |
| PRSDS | Power Reactant Storage and Distribution System | In English | |
| PS | Polystyrene | In English | → Plastic industry → Chemistry |
| PVDF | Polyvinylidenefluoride | In English | → Plastic industry → Chemistry |
| REACH | Registration, Evaluation and Authorization of Chemicals | In English | |
| RoHS | Restriction of the use of certain Hazardous Substances (in electrical and electronic equipment) | In English | → Electrical engineering → Electronics |
| TMD | Transport de Matières Dangereuses | In French | → Transport and postal services |
| TNT | Trinitrotoluen = TNT | Trinitrotoluol | In German = TNT | Trinitrotoluè | In Catalan = TNT | Trinitrotoluen | In Czech = TNT | Trinitrotoluene | In English = TNT | Trinitrotolueno | In Esperanto = TNT | Trinitrotolueno | In Spanish = TNT | Trinitrotoluenori | In Basque = TNT | ترینیتروتولوئن | In Persian = TNT | Trinitrotoluène | In French = TNT | Trinitrotoluene | In Italian = TNT | Trinitrotoluolas | In Lithuanian = TNT | Trinitrotolueen | In Dutch = TNT | Trinitrotoluen | In Nynorsk = TNT | Trinitrotoluen | In Norwegian = TNT | Trinitrotolueno | In Portuguese = TNT | Trinitrotoluen | In Romanian = TNT | Тринитротолуол | In Russian = ТНТ | Тринитротоулен | In Serbian = TNT | ทีเอ็นที | In Thai = TNT | Trinitrotoluen | In Turkish = ТНТ | Тринітротолуол | In Ukrainian |
In Slovenian | → Military engineering |
| TNT | ทีเอ็นที = ТНТ (look above) |
In Thai | → Military engineering |
| TNT | Trinitrotoluen = ТНТ (look above) |
In Turkish | → Military engineering |
| TNT | Trinitrotoluene = ТНТ (look above) |
In English | → Military engineering |
| TNT | Тринитротолуол = ТНТ (look above) |
In Russian | → Military engineering |
| TNT | Trinitrotoluen = ТНТ (look above) |
In Romanian | → Military engineering |
| TNT | Trinitrotolueno = ТНТ (look above) |
In Portuguese | → Military engineering |
| TNT | Trinitrotoluol = ТНТ (look above) |
In German | → Military engineering |
| TNT | Trinitrotoluè = ТНТ (look above) |
In Catalan | → Military engineering |
| TNT | Trinitrotoluen = ТНТ (look above) |
In Czech | → Military engineering |
| TNT | Trinitrotolueno = ТНТ (look above) |
In Esperanto | → Military engineering |
| TNT | Trinitrotolueno = ТНТ (look above) |
In Spanish | → Military engineering |
| TNT | Trinitrotoluenori = ТНТ (look above) |
In Basque | → Military engineering |
| TNT | ترینیتروتولوئن = ТНТ (look above) |
In Persian | → Military engineering |
| TNT | Trinitrotoluène = ТНТ (look above) |
In French | → Military engineering |
| TNT | Trinitrotoluene = ТНТ (look above) |
In Italian | → Military engineering |
| TNT | Trinitrotoluolas = ТНТ (look above) |
In Lithuanian | → Military engineering |
| TNT | Trinitrotolueen = ТНТ (look above) |
In Dutch | → Military engineering |
| TNT | Trinitrotoluen = ТНТ (look above) |
In Nynorsk | → Military engineering |
| TNT | Trinitrotoluen = ТНТ (look above) |
In Norwegian | → Military engineering |
| ZOPA | Zinc Oxide Producers Association | In English | → Associations → Metallurgy |
| ТНТ | Тринітротолуол = TNT (look above) |
In Ukrainian | → Military engineering |
| ТНТ | Тринитротоулен = TNT (look above) |
In Serbian | → Military engineering |