Daily coronavirus architecture and design briefing: 7 April

Daily coronavirus briefing: today's architecture and design coronavirus briefing includes an Iranian shrine being used to make masks, Foster + Partners' design for a face shield and a ventilator prototype by Tesla.
Foster + Partners designs open-source laser-cut face shield
Foster + Partners has created a shield that can be manufactured quickly and disassembled, sanitised and reused after wearing. The British firm is among a number of architecture practices like BIG, KPF and Handel Architec