Gold: A Material History – why is gold so precious? It has been used as currency for thousands of years.
I was scrolling through social media when I came across this Instagram post. I found this very interesting and thought I would try to summarise it here for you too read. Background These ‘whiskers’are long, thin, microscopic, crystalline structures that can sprout from metals like tin, zinc, silver and cadmium. They can stretch multiple millimetres up…… Continue reading Metals Can Grow Whiskers!?