Before the covid we were going use this to kill the covid virus in the nose and back of the nasal pharynx . The unit is made off a foodgrade silicone .
A lot off thought went into this .
We use the nose to heat or cool and filter .
Before the covid we were going use this to kill the covid virus in the nose and back of the nasal pharynx . The unit is made off a foodgrade silicone .
A lot off thought went into this .
We use the nose to heat or cool and filter .