Disinfection of masks gegen Covid-19 by solar oven
The solar oven could be used for disinfection of masks gegen Covid-19. This was demonstrated from Holger Sauer by heating the masks in a solar oven at temperature over 70 degrees Celsius for 60 minutes.
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20.09.2016 An interesting small model of high quality
22.09.2016 Summer 2016
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I am glad you are teaching Bulgarians this wonderful technology. Now they can fall in love with solar cooked food. I think it tastes better than regular cooking. ( Sent to the Facebook-page of HoSa Solar, August 8, 2016)
Sharon Clausson