Vietnam-based company invents nano bio-technology medical mask
Wakamono, a Ho Chi Minh City-based company that specialises in producing nano biotech materials, has invented a medical mask that is capable of killing more than 99 percent of both gram-negative and -positive bacteria, and enveloped and non-enveloped virus.
Company invents nano bio-technology medical mask
Wakamono, a Ho Chi Minh City-based company that specialises in producing nano biotech materials, has invented a medical mask that is capable of killing more than 99 percent of both gram-negative and -positive bacteria, and enveloped and non-enveloped virus.