There are many things you could do all by you so as to ensure the carpet in your house is clean and safe. The first essential thing you need to do is to make sure that you vacuum the carpet on a regular basis. It might seem to be too tiring a task in the first place, but considering the amount of benefits it has, it is worth it, indeed! Also, make sure you enquire about the cleansing agents used on the carpets. Some kinds of carpet cleaning materials leave peculiar odours as residues that keep lingering in the room even long after the carpet cleaning process is over. These odours could be very harmful indeed.
It is rather advisable that natural cleansing products be made use of which are a lot safer and do not have very pronounced negative health impacts. In case you are making use of harsh chemical products, also cross check if the chemicals could possibly have an adverse effect on your pets in any ways as there is always this possibility. Being aware of the risks is always helpful in protecting you against any kind of possible problems at later stages.