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.
Фото: Александр Казаков / Коммерсантъ
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按照规划，科研团队将开展更长周期的小鼠空间科学实验，模拟人类在轨驻留半年以上的生活，研究小鼠的生理响应与空间适应性。
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