Category Nuances for recycling:

• unpopular,
• ethical,
• important,
• environmental,
• friendly,
• increased,
• familiar,
• personal,
• tiny,
• voluntary,
• expensive,
• internal,
• beneficial,
• sustainable,
• positive,
• responsible,
• special,
• small,
• cellular,
• extracurricular,
• operational,
• secondary,
• concerned,
• ecological,
• related,
• simple,
• significant,
• practical,
• under,
• involved,
• individual,
• basic,
• desired,
• mental,
• benign,
• bacterial,
• economic,
• industrial,
• little,
• local,
• biodegradable,
• wide,
• plastic,
• measurable,
• informal,
• hazardous,
• occupational,
• vital,
• real,
• specialized,
• uncontrollable,
• single,
• diverse,
• direct,
• nutrient,
• repetitive,
• major,
• crustal,
• ongoing,
• similar,
• attractive,
• costly,
• educational,
• traditional,
• everyday,
• desirable,
• smaller,
• solid,
• functional,
• efficient,
• main,
• entrepreneurial,
• out,

Simple Categories for recycling:

• practice,
• activity,
• act,
• control,
• behaviour,
• effort,
• education,
• business,
• work,
• attribute,
• action,
• process,
• thing,
• job,
• behavior,
• application,
• group,
• event,
• waste,
• measure,
• use,