| http://www.w3.org/ns/prov#value | - Some of it makes up graphite (the ???lead??? in pencils), while other arrangements of carbon atoms make up buckyballs and nanotubes ??? the toys of nanotechnology.Life on Earth isn???t made up of any of these forms of carbon: it???s composed of ???organic??? carbon ??? long chains of carbon atoms joined to other elements such as oxygen, hydrogen and nitrogen.The oldest forms of organic carbon we??
|
