[Solved] What conditions reduce the reliability of eyewitness testimony of a lineup? Laboratory Workers: Professionals who perform or assist in conducting experiments and analyses in a lab setting, often related to chemistry, biology, or medicine. Analytic Laboratory: A facility equipped for performing scientific experiments and analyses, often involving chemical or biological substances. Optical Microscope: A laboratory instrument used to magnify objects that are too small to be seen with the naked eye by using lenses and light. Condenser: A device used to condense a substance from its gaseous to liquid state by cooling.