The Max Planck Institute for Chemistry Mainz developed a low-cost ventilation system that classrooms at the German secondary school IGS Mainz-Bretzenheim can use to stay open during the coronavirus ...
Cat-lover Alan couldn't stand the stink of the litter box in the garage, so he built in a bathroom fan that vents out the side of the house. To smarten up the system, his Mac mini automates the whole ...
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