The first involves sheep. Researchers have found that hair sheep are a good source of blood for use in tests to diagnose infectious diseases in people.

VOA: special.2009.08.03

First of all, corpses and certain carcasses at are a source of ritual impurity: sara'at, which is this--we translate it "scale disease," it's been called leprosy. It's definitely not leprosy.

首先是尸体和一些动物的尸体,它们是仪式上不洁的一个来源，sara’,这个词我们翻译过来是“一种大规模的传染病“,也就是麻风病，事实上它并不是麻风病。

耶鲁公开课 - 旧约导论课程节选

So what we are concentrating on here we will develop gold coming from the source rock and in Sierra Leone this is the first of its kind."

VOA: standard.2010.04.22