现代红色唇膏可以来自综合所得纯铁氧化物(无锈的一个组成部分)，但最领先的品牌使用更经济的合成颜色。
The red color of modern lipstick can come from synthetically derived pure iron oxide (one of the components of rust), however most leading brands use the more economical synthetic colors.
现在新的研究已找到了一个可行的原理来解释在无液态水的条件下火星的锈红色是如何形成的。
Now new research has found a possible mechanism to explain Mars' rusty color without liquid water.
特别是氧气瓶是由铝合金制作的，具有抗腐蚀、耐高压，给使用者提供了清洁、清爽、无锈味的氧气。
Especially its oxygen cylinder of aluminum alloy makes it have the resistance of corrosion and high pressure, and can provide clean, fresh and cool oxygen without iron rust taste.
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