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12-year-old girl makes backpack that filters air to keep airborne diseases away
12-year-old girl makes backpack that filters air to keep airborne diseases away,A schoolgirl has managed to develop a backpack that can filter the air to protect us from pollution and airborne diseases.

12-year-old girl makes backpack that filters air to keep airborne diseases away

A schoolgirl has managed to develop a backpack that can filter the air to protect us from pollution and airborne diseases.