The building has been renovated for a year, and as soon as I enter the door, I smell it, what is the

It's been renovated for a year, why do you smell when you enter the door? 0.01. There's not much formaldehyde, isn't it? Is there a smell coming from the wood, or is it from other decoration materials? Wear it out.

If you finish renovating the building and there is no ventilation, there must be formaldehyde in the house, and it must be ventilated for about half a year.

I always win a ninety-nine, I just learn what the hell is the taste of the book? Formaldehyde is detected in him, and other paints and other volatile substances of that item should be ventilated frequently.

The building decoration smells as soon as you enter the door a year, it may be that your house is often ventilated, you should open the doors and windows after the renovation is completed, and ventilate frequently, so that it is better.

The building has been renovated for a year, and as soon as you enter the door, you smell it, and it must be that there are still leftovers.

Since you say it's not the smell of formaldehyde, it's been a long time. You don't have the smell of opening doors and windows to breathe.