A lovely natural way to freshen your room
Use a fine mist spray bottle and blend distilled water with a small amount of vodka/pure alcohol which helps the oils to blend. Let them sit for a day and then give a good shake before each spray
Try one of these combinations - you can even use them as body sprays, but check sensitivity and do not spray on your face.
20 drops lime
4 ylang ylang
15 clary sage