Five things to check if your heater quits working
https://www.ifgoiano.edu.br/periodicos/index.php/multiscience/user/viewPublicProfile/1044037
You're using your coziest thick socks, your headscarf is securely wrapped around your neck and shoulders and there's an unmistakable chill in the air. You aren't outside, but standing in your house, shivering due