Instruct: Classify the given review as either positive or negative.
Query: Works fine for killing ants.

Actually, this product works fine for killing ants, but you have to buy two of them, then use as follows: (1) Place ant on top of piece of ore. (2) Place other piece of ore on top of ant. (3) Squeeze the two pieces of ore together. (4) Ant is now dead.Works on a variety of household pests. For your neighbors cat, you have to squeeze really hard.