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Amazon’s voice assistant has demonstrated her singing chops in the past, but this time the AI is teaming on the remix of a chart-topping single, displacing one pop star and doing a duet with another.

Ammonia, composed of hydrogen and nitrogen, is already produced en masse from fossil fuels and exported worldwide to make fertilizer. It maintains a liquid state at around minus 33 C, meaning it is much simpler and cheaper to transport than liquid hydrogen at minus 253 C.

Among the respondents, 50 percent were people of the post-80s generation, and 1.7 percent were born after 2000.

Amazon’s cloud business has been a big driver behind the company’s ascension, and that trend held in the most recent quarter.??Amazon Web Services once again kept Amazon out of the red?during the quarter, contributing billion in operating profit to the overall corporation.

Among them is Li Ziqi, a video blogger with 11.9 million followers on YouTube and 26 million on the Sina Weibo microblogging service. The 30-year-old has soared to fame over the past year by vlogging about traditional food and rural life.