when oxygen oxygen in the skunk is absorbed by animal , the glider of oxygen oxygen in the quiet is reduced in the 10
oxygen is oxygen. oxygen_in_air is not oxidiser. skunk is not crepuscular_animal. skunk is not mammal. oxygen is not oxygen. gaseous_oxygen is not oxygen. oxygen_in_air is oxidiser. skunk is crepuscular_animal. skunk is mammal. air has oxygen