Inventors design high-tech helmets for Covid protection https://ift.tt/3f0HVOx For two months, Yezin Al-Qaysi has been riding the Toronto subway wearing a huge black "mad helmet". https://ift.tt/eA8V8J November 16, 2020 at 02:03AM

For two months, Yezin Al-Qaysi has been riding the Toronto subway wearing a huge black "mad helmet".

from BBC News - Home https://ift.tt/3f0HVOx