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10Dec

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TECH

Get Yourself A Selfie Ring Light With A Tripod Stand & 2 Phone Holders

26cm LED Ring Light 3 Color 10 Brightness Adjustable Fill Light with Tripod Stand Dual Phone Clip for Youtube Live Stream Tiktok Broadcast - 50cm - ensuring you will always have a brightness and color temperature that suits you. Adjustable and Stable Tripod Stand: Extendable from 50/160/210CM, this product can be used as a desktop tripod, as well as a long standing tripod also. Our weighted iron tripod base provides increased stability that prevents the device tipping over. 3 Rotatable Phone Holders: Get the angle you want (horizontal, vertical, high-angle, low-angle, and more). Note: This is only suitable for smartphones. Extra Long USB Power Cable: Set up your light anywhere you like using our 3 meters long power cable. Our 5V USB power cable is widely compatible with laptops, deskto...

Ultraviolet light can make indoor spaces safer during the pandemic – if it’s used the right way

Ultraviolet light has a long history as a disinfectant and the SARS-CoV-2 virus, which causes COVID-19, is readily rendered harmless by UV light. The question is how best to harness UV light to fight the spread of the virus and protect human health as people work, study, and shop indoors. The virus spreads in several ways. The main route of transmission is through person-to-person contact via aerosols and droplets emitted when an infected person breathes, talks, sings or coughs. The virus can also be transmitted when people touch their faces shortly after touching surfaces that have been contaminated by infected individuals. This is of particular concern in health-care settings, retail spaces where people frequently touch counters and merchandise, and in buses, trains and planes. As an e...

US exhibition brings to light historic bombing of black church

A black church in Birmingham was bombed 55 years ago, killing four children and triggering violence around the US. An exhibition in the United States is trying to bring new perspective to an event that proved to be a turning point in the struggle for civil rights. Fifty-five years ago a black church in the southern city of Birmingham was bombed, killing four African American girls and unleashing a wave a violence in many parts of the country. Al Jazeera’s Shihab Rattansi reports.