Answer: breaks in the skin
Explanation:
Test every 3 years
Please, mark me the Brainliest <3
Answer:
cause she probably is or u just have trust issues
Explanation:
This is an example of good communication.
<h2>Answer:</h2>
<u>Natural gas is indoor pollutant</u>
<h2>Explanation:</h2>
From the options given above smog and vehicle exhaust are outdoor pollutants. Oxygen is not a pollutant at all. The only option left is natural gas. When we cook food or use heaters we use natural gas so the burning of natural gas pollutes the indoor environment that is why we can say that natural gas is indoor pollutants.
