Considering the increasing pollution, many people are opting for indoor air-purifying plants at home. However, did you know that some of these popular air purifying plants can be toxic to pet cats and dogs? Here we list some of them.Considering the increasing pollution, many people are opting for indoor air-purifying plants at home. However, did you know that some of these popular air purifying plants can be toxic to pet cats and dogs? Here we list some of them.