Kim Kyeong Yeon developed his virus-destroying machine after his child injured herself.
from BBC News - Home https://ift.tt/2JaPfLF
الاثنين، 26 أكتوبر 2020
The inventor inspired by wanting to keep his daughter safe https://ift.tt/2JaPfLF Kim Kyeong Yeon developed his virus-destroying machine after his child injured herself. https://ift.tt/eA8V8J October 27, 2020 at 02:06AM
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