By Tokio X'press hospital, pollution, flu, Medical care, Environment
COVID-19: Univ of Miyazaki, deep ultraviolet LED : Infectious power decreased by over 99%
COVID-19: Air pollution in China: worse than before coronavirus
Toyota and Hino to Jointly Develop Heavy-Duty Fuel Cell Truck
Taisei Construction: Purification of complex contaminated groundwater: use of degrading bacteria N23
KHI: a new hydrogen liquefier: Liquefaction at -253 degrees, volume 1/800