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COVID-19 PROTECTIVE MASK

autorzy: Sašenko SADIKOVIĆ, B. Mech

The novelty is seen in three-in-one equal thin plates oval surfaces, but different materials: a) External Coper or Aluminum sheet; b) Middle air-bobbles plastic plate, enabling air-circulation; c) Internal, face’s part is entirely covered by porose medical gauze. Efficiency: The newest, 2020-year medical tests (How Long Will Coronavirus Survive on Surfaces?), are showing how long the coronavirus typically lasts on common surfaces: Glass – 5 days; Wood – 4 days; Plastic & stainless-steel – 3 days; Cardboard – 24 hours; Copper – 4 hours; Aluminum – 4 hours! As to respiration, the several months tests made in family, from grand-son to grand-mother shown no obstruction.

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Zdrowie / Medycyna / Fitness

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