[Solved] The depletion of the ozone layer in the Earth's polar regions has been referred to as an ___________________. A) ozone crater B) ozone core C) ozone hole D) ozone fault 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.