FACE MASK BAN

A medical staff member waits to assess people for coronavirus disease (COVID-19) at the public Victoria Health Unit in Victoria, British Columbia, Canada March 17, 2020/ Reuters
Coronavirus chronicle

Canada bans masks containing graphene

Graphene is a novel nanomaterial, comprising minute particles, which has been touted as having anti-viral and anti-bacterial properties

Protesters wear gas masks during clashes with police outside Hong Kong Polytechnic University (PolyU) in Hong Kong, China November 17, 2019/ Reuters
World+Biz

China says Hong Kong courts have no power to rule on face mask ban

Hong Kong goes quiet as subway, shops close after night of violence
World+Biz

Hong Kong goes quiet as subway, shops close after night of violence