Events are changing fast in the city right now, so it's important for us to keep up with all the latest updates on social distancing regulations and stay at home. If you must go out, however, remember to mask up! Hong Kong now has a handful of manufacturers and start-ups brands that are mass-producing face masks to provide for the public, so you have no excuse not to wear one! Here's everything you need to know about these Hong Kong-made masks.
Before we start, here are some lingo you need to know:
BFE - Bacterial Filtration Efficiency (can filter particles from 3 microns upwards)
PFE - Particulate Filtration Efficiency (can filter particles from 0.1 microns upwards)
VFE - Viral Filtration Efficiency (can filter particles from 0.1 to 5 microns upwards)
ASTM - An ASTM standardised face mask can be categorised as level one (low protection), level two (medium protection), and level three (high protection).