氢氧根

氢 = 气 + 又 + 工 : The Queen of Hearts (qi) is building a zeppelin in front of the engine ((e)ng1) by attaching a lot of hydrogen (氢) filled balloons (气) to a steel beam (工). In order not to accidentally pop a balloon with her finger nails she uses boxing gloves (又).

氧 = 气 + 羊 : Maud Younger (y) gave the sheep (羊) a balloon (气) inside of the anglepod (ang3), but unfortunately it doesn't float because it is filled with oxygen (氧).

根 = 木 + 艮 : Guy Fawkes hates Christmas, so he his especially annoyed when he sees a Christmas tree even in front of the encampment. He takes out his chewing gum, sticks it to the tree's star and pulls it as long as he can to see if he can beat his record. Afterwards he wants to wrap the Christmas tree with the chewing gum.