Assertion: graphite's carbon atom | /r/CapableOf | form hexagonal cells
Facets:
value: through covalent bonds
type: MANNER
Source sentences:
text: Another important and most widely used intumescent agent is graphite oxide (GO), which is a pseudo 2D solid-like layered compound where carbon atoms within the layered nano-sheets form hexagonal cells through covalent bonds; and the carbon layers are joined to each other by weak van der Waals forces.