Wikipedia entity: Solid-propellant rocket
Topics: space technology; rocket fuel; composition
Original sentence: APCP used in the space shuttle Solid Rocket Boosters consisted of ammonium perchlorate (oxidizer, 69.6% by weight), aluminium (fuel, 16%), iron oxide (a catalyst, 0.4%), polybutadiene acrylonitrile (PBAN) polymer (a non-urethane rubber binder that held the mixture together and acted as secondary fuel, 12.04%), and an epoxy curing agent (1.96%).
Quantified sentence: APCP used in the space shuttle Solid Rocket Boosters consisted of ammonium perchlorate (oxidizer, 69.6% by weight), aluminium (fuel, 16%), iron oxide (a catalyst, 0.4%), polybutadiene acrylonitrile (PBAN) polymer (a few non-urethane rubber binder that held the mixture together and acted as secondary fuel), and an epoxy curing agent (1.96%).
Quantifier: few
Percentage: 12.04%
Specificity: fully