Tech Xplore on MSN
Low-cost sensor system can check indoor air quality in real time
Humans spend about 80% of their time indoors, but keeping track of the air we breathe usually requires expensive lab-grade ...
You expired, Jesus, but the source of life gushed forth for souls and the ocean of mercy opened up for the whole world. O Fountain of Life, unfathomable Divine Mercy, cover the whole world and empty ...
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