https://www.hackster.io/christopher-coballes/xentrinobot-uvr2-ultra-violet-rays-robots-a4cc4a
XentrinoBot UVR2(Ultra Violet Rays Robots) - Hackster.io
Covid-19 is in every places, all sizes of areas(Hospital, Room, Street). XentrinoBot is multi configuration UVR2 to suppress the virus. Find this and other...
ultra violet raysrobotshackster
https://wellcomecollection.org/works/a6m62wpa
The influence of ultra-violet rays on industrial output / by A. Lisle Punch and Russell Wilkinson...
The influence of ultra-violet rays on industrial output / by A. Lisle Punch and Russell Wilkinson with the collaboration of R. StC. Brooke and C.S. Myers.