mask

Special masks to help deaf people communicate during the epidemic season
Reading oral palms during the epidemic season becomes difficult when people wear masks during translation, but Indonesian tailors have found a perfect solution.
12-year-old boy invented devices to protect ear pain when wearing a mask
Receiving help from a local hospital when the medical staff here suffered severe ear pain when wearing a regular mask, 12-year-old boy Quinn Callander lived in the suburbs of
Mask integrated screen, firefighters can 'see through' the dense smoke screen
The type of gas mask combined with the screens of American scientists can accurately display the objects behind the smoke screen extremely dangerous.
Discovered a rare twelfth century mask in Russia
Archaeologists have discovered a mask that has a history of thousands of years ago like the mask of the bandits of the time at Russia's historic center Veliki Novgorog.
Sperm mask helps rejuvenate skin
Among a range of effects that have a lot to do with the ability of sperm can help women overcome problems like acne and skin rejuvenation.
Color changing mask detects flu
Not only does it function normally, masks made by Marjan Kooroshnia can also change color depending on the temperature of the breath.
Masks with fans, exhaust valves for hot days
The product is similar in design to a regular mask and is supplemented with many components such as air filter plate, double layer mask.