5 ms·
Submitted 5 years ago: https://www.reddit.com/r/todayilearned/comments/pg14g/til_that_ancient_roman_lead_is_valuable_for/ https://www.reddit.com/r/todayilearned
by amexrap 10y ago
Submitted 5 years ago: https://www.reddit.com/r/todayilearned/comments/pg14g/til_that_ancient_roman_lead_is_valuable_for/ https://www.reddit.com/r/todayilearned/comments/pg14g/til_th...
- IshKebab 10y agoThis has been submitted now because Hackaday posted an article today about low background steel, and it mentioned the use of ancient Roman lead: http://hackaday.com/2017/03/27/low-background-steel-so-hot-right-now/ http://hackaday.com/2017/03/27/low-background-steel-so-hot-r...