A small bowl of aquarium gravel, or a box of baking powder.
一小碗水族箱里的砾石或是一盒泡打粉。
2
Add 10 drops of essential oil to a box of cornstarch or baking soda, mix very well, let set for a day or two and then sprinkle over the carpets on your home. Let set for an hour or more, then vacuum.