Assavaniwej create biodegradable face mask to help deaf ...
Assavaniwej create biodegradable face mask to help deaf community 2 volunteer siblings led by a 15-year-old boy, Mark Assavaniwej, together with his 10-year-old sister, Proud Assavaniwej, have designed biodegradable face mask that specially made from eco friendly plastic on the center of the lips to support the deaf and hard of hearing community.