Precious Metal Refining & Recovery, Episode 10: Platinum From the Road

推荐理由

We can literally sweep platinum off our highways, as Cody'sLab demonstrates[0].

引用stephengillie · 原文2018年4月

说明

这是2016年由Cody'sLab发布的一部演示，主题归在Chemistry。它讲的是precious metal refining这一支里的具体问题，而不是把整个领域扫一遍。适合按兴趣直接看、不打算先补课的人。内容上可以概括成：Cody's Lab collects a sample of dust from the side of a highway and refines it to recover platinum-group metals deposited by catalytic converters. The video walks through the chemistry of separating and assaying the precious metals.这些读者给出的理由，核心是：HN commenters cite it as a vivid demonstration that roadside and tire/pavement dust contains recoverable platinum.讲法不绑某一条新闻，过几年仍然可以当材料看。从2018年到2024年，有0位不同的读者在0个不同月份把它推荐出来，其中明确叫别人去看的有0次。适合先看结果再决定要不要深挖的人。先看它做成了什么。如果已经会了基本定义，就把注意力放在它怎么把precious metal refining变成能跟着复述的例子。

视频信息

频道

Cody'sLab

时长

10 分 33 秒

发布年份

2016

同主题更多

• Clasp: Common Lisp using LLVM and C++ for Molecular Metaprogramming
• Richard Feynman Fire
• I messed up. You're using too much detergent.
• The Man Who Accidentally Killed The Most People In History
• Introduction: The Chemical History of a Candle by Michael Faraday (1/6)
• Revolutionary Paint: How to Make Surfaces Stay Cool in the Sun