Helium is used to pressurize tanks and help push fuel into the engines. Without proper helium flow, the rocket cannot safely fly. Because the upper stage is hard to reach at the launchpad, NASA rolled the stacked rocket back into the Vehicle Assembly Building, the sky-scraping hangar where it was originally put together.
One person's waste is another person's treasure and for artist Nicola Ellis, that saying could not be more accurate.
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稳定并完善常态化帮扶政策体系。坚持“大稳定、小调整”，过渡期后现有帮扶政策总体保持稳定。充分发挥中央财政常态化帮扶资金作用，重点用于产业帮扶、就业帮扶和欠发达地区开发式帮扶。深化东西部协作、中央单位定点帮扶、驻村帮扶、社会帮扶和考核评估等行之有效的做法，适当优化调整政策实施方式，切实提高常态化帮扶实效。
"A soulmate is just simply found. It's already pre‑made. But a one and only is something two people carve out together over years of adapting, apologising, and occasionally gritting their teeth," he says.