| Subject | English | Spanish |
| comp., MS | lab agent | agente de laboratorio (A background process that runs on a virtual machine to configure, monitor, and report on status and errors. The lab agent communicates with the lab service running on the Team Foundation Server application tier) |
| comp., MS | lab environment | entorno de laboratorio (An environment, consisting of virtual machines, that is managed by a lab service) |
| ed. | lab fees | cuotas de laboratorio |
| agric. | lab-ferment | quinosina |
| agric. | lab-ferment | renina |
| agric. | lab-ferment | lab-fermento |
| ichtyol. | lab-lab | lab-lab |
| health. | lab personnel | personal de laboratorio |
| auto. | lab scope | osciloscopio |
| comp., MS | lab service | servicio de laboratorio (A Team Foundation Server Web service used to manage virtual environments) |
| comp., MS | lab test | análisis de laboratorio (A procedure that is intended to detect and quantify substances or identify the nature of a disease) |
| gen. | lab tests | pruebas de laboratorio |
| environ. | other waste containing inorganic chemicals, e.g. lab chemicals not otherwise specified, fire extinguishing powders | Otros residuos que contienen productos químicos inorgánicos, por ejemplo, productos químicos de laboratorios no especificados en otra categoría, polvo de extintores |
| environ. | other waste containing organic chemicals, e.g. lab chemicals not otherwise specified | Otros residuos que contienen productos químicos orgánicos, por ejemplo, productos químicos de laboratorios no especificados en otra categoría |