id	keyword
ajceb-7684	construction
ajceb-7684	building
ajceb-7684	economy
ajceb-7684	materials
ajceb-7684	recycling
ajceb-7684	waste
ajceb-7684	ejournal
ajceb-7684	construction materials
ajceb-7684	life
ajceb-7684	circularity
ajceb-7684	index
ajceb-7684	attributes
ajceb-7684	environment
ajceb-7684	potential
ajceb-7684	economics
ajceb-7684	awareness