sentence: Silver is used as a catalyst.
sentences_before: Silver has been used for many thousands of years by people all over the world, for jewellery, as money, and many other things. It is called a white metal even though it looks grey. The word 'silver' is also used to talk about this colour or shade of grey. Silver is also used for utensils. It may be used to fill teeth in dentistry as an amalgam.
concept_name: silver
headings: Silver Uses As an element
categories: Basic English 850 words Metals Chemical elements