| Subject | Spanish | English |
| chem. | anillo de benceno | benzene ring |
| coal., met. | benceno bruto | light-oil |
| coal., met. | benceno bruto | crude benzole |
| industr., chem. | benceno crudo | crude benzole |
| gen. | Convenio relativo a la protección contra los riesgos de intoxicación por el benceno | Convention concerning Protection against Hazards of Poisoning Arising from Benzene |
| chem., UN | Convenio sobre el benceno | Benzene Convention |
| gen. | Convenio sobre el benceno, 1971 | Convention concerning Protection against Hazards of Poisoning Arising from Benzene |
| chem. | dicloruro de benceno fosforoso | benzene phosphorus dichloride |
| health., food.ind. | el humo contiene benceno, nitrosaminas, formaldehído y cianuro de hidrógeno | smoke contains benzene, nitrosamines, formaldehyde and hydrogen cyanide |
| chem. | etil-benceno | ethylbenzene |
| chem. | hexacloruro de benceno | benzene hexachloride |
| coal., met. | lavador de benceno | light oil scrubber |
| coal., met. | lavador de benceno | benzole scrubber |
| coal., met. | lavador de benceno | wash-oil scrubber |
| coal., met. | lavador de benceno | benzol washer |
| coal., met. | material soluble en benceno | benzene soluble material |
| chem. | nafta sin benceno | debenzenized naphtha |
| chem. | negro de benceno | benzol black |
| chem. | oxidicloruro de benceno fosforoso | benzene phosphorus oxydichloride |
| chem. | planta de recuperación de benceno | benzol recovery plant |
| coal., met. | recuperación de benceno | recovery of coke oven light oil |
| coal., met. | recuperación de benceno | benzole recovery |
| chem. | sustancia orgánica soluble en benceno | benzene-soluble organic matter |
| chem. | ácido benceno-disulfónico | benzenedisulphonic acid |
| chem. | ácido benceno-sulfónico | benzenesulphonic acid |
