id	keyword
gp-51	packaging
gp-51	supply
gp-51	sustainability
gp-51	materials
gp-51	consumer
gp-51	chain
gp-51	management
gp-51	cost
gp-51	innovation
gp-51	journal
gp-51	brand
gp-51	impact
gp-51	use
gp-51	environment