Soft finger-like gripper robots have been engineered to sweat when hot and are able to cool down almost three times more efficiently than humans
Source:
https://www.newscientist.com/article/2231859-soft-finger-like-robots-can-sweat-to-cool-down-just-like-humans/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home