CURRENTNATIONAL Threat posed by airborne Covid-19 virus at workplaces must be taken seriouslyEditor Selangor JournalSeptember 9, 2021September 9, 2021 by Editor Selangor JournalSeptember 9, 2021September 9, 2021 KUALA LUMPUR, Sept 9 — Since the start of the Covid-19 pandemic in March last year, clusters linked to the workplace have been the chief...