A solar-powered device can generate enough high-pressure steam to sterilise medical instruments, and could be used by medics in resource-limited areas
Source:
https://www.newscientist.com/article/2260057-portable-device-uses-solar-power-to-sterilise-medical-equipment/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home