article_snippet: But some metals that have become deployed for technology only in the last 10 or 20 years are available almost entirely as byproducts. '
article_snippet: You can't mine specifically for some metals that have become deployed for technology only in the last 10 or 20 years; some metals that have become deployed for technology only in the last 10 or 20 years often exist in small quantities and are used for specialty purposes.
article_snippet: And some metals that have become deployed for technology only in the last 10 or 20 years don't have any decent substitutes.'
article_snippet: some metals that have become deployed for technology only in the last 10 or 20 years listed these as indium, arsenic, thallium, antimony, silver, and selenium.
article_snippet: The study points to the fact that up to 95% of rare Earth metals come from China, and tantalum comes from areas of unrest such as the Democratic Republic of the Congo.
article_snippet: some metals that have become deployed for technology only in the last 10 or 20 years point to the fact that up to 95% of rare Earth metals come from China, and tantalum comes from areas of unrest such as the Democratic Republic of the CongoEarth Chinathe Democratic Republic of the Congothe Congo.