| 1. | Which of the following institutes has developed a cup-shaped design mask that helps to create enough space in front of the mouth while speaking to tackle COVID-19? |
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Answer: Option C Explanation: Researchers at Centre for Nano and Soft Matter Sciences, Bangalore developed a cup-shaped design mask that helps to create enough space in front of the mouth while speaking to tackle COVID-19. It has been transferred to a Bangalore based company for mass production. |
