Covid 19

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   Shocking news about covid -19!
It can live on different things on different time. 
1. Copper : 4 hours. 


2. Cardboard : 24 hours. 

3. Plastic : 3 days. 

4. Steel : 3 days. 

5. Air : 3 hours. 

6. Aluminium : 8 hours. 

7. Glass : 5 days. 

8. Paper : 5 days. 

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