Oil cleansing is becoming increasingly popular, but is it suitable for everyone? Dr Hannah Sweilam takes a look and tells you how to do it properly. Ever considered cleaning your face with oil?  The oil cleansing method is a hot topic right now but it seems a bit weird, right?  When it comes to ridding your face of the day’s dirt and grime, chances are your inclination isn’t to reach for the cooking oil.  There is method to the madness, though. The Ancient Romans were among the first to appreciate the cleansing benefits of oil, and a trip to the…