This would allow for precise predictions of landing locations, reducing the risk of any debris impacting populated areas and protecting people and property while "managing the environmental impact of space debris".
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Optical-based smoke alarms use light instead. They are slightly better at detecting the large smoke particles created by slow, smouldering fires. When such particles enter a chamber in the device, they scatter light from a small light source, which is then picked up by a photoelectric sensor.
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Discord said it had cut ties with the company in question.
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