Lab supports, lifts, and clamps hold, raise, and secure Bunsen burners, scales, and other small lab equipment. Lab clamps secure equipment and instruments in place when working near open flames or when handling hazardous or nonhazardous substances. Lab supports, rods, and frames raise and lower equipment such as hot plates, and Bunsen burners. Lab lifts raise and lower equipment such as hot plates, Bunsen burners, and microscope stages.