Unlike body waves, surface waves (also known as long waves, or simply L waves) move along the surface of the Earth. Surface waves are to blame for most of an earthquake's carnage. They move up and down the surface of the Earth, rocking the foundations of man-made structures.
No 0844 is not a premium number, not a premium rate number, is not charged at high/premium rates, they are only up to 4.26pence per minute from a BT landline.
The cost of calling 0843 numbers from landlines normally ranges from 7p to 17p per minute, while calls from mobiles are normally between 8p and 52p per minute.843 number access charge. While the Service Charge varies depending on which number you ring, Access Charges are set by your phone company and are the same for all 084, 087, 09 and 118 numbers.