id	keyword
brj-22098	wood
brj-22098	et al
brj-22098	jabon wood
brj-22098	fe3o4
brj-22098	nano
brj-22098	magnetite
brj-22098	doi
brj-22098	properties
brj-22098	impregnation
brj-22098	treatment
brj-22098	water