The hashflag It has already become a classic of Apple events. During the last hours, the company has activated this symbol on the social network Twitter on the occasion of the presentation on April 20. It is a practice that they have been doing for a couple of years and that serves to animate and publicize the event.

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Virus RNA, part of the genetic material within a virus, can persist up to a month in the dust, according to a study conducted in rooms where COVID-19 patients were isolated.

The study did not evaluate whether the dust can transmit the virus to humans. However, it could offer another option to monitor for COVID-19 outbreaks in specific buildings.

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