Since May 2021, drivers crossing into Singapore at the Tuas Checkpoint have been required to breathe into a cigar-sized mouthpiece connected to a mass spectrometer. In less than a minute, the device analyzes the breath samples for COVID-19. According to a new feature article in Chemical & Engineering News, such breath-based diagnostics might be a fast, cheap way to detect infection, although challenges exist.
Click here for original story, Breath tests could sniff out COVID-19
Source: Phys.org