Compass has a half-life of only about 12 years, so a compass that contains 120 mCi of tritium when new will contain only 60 when it is 12 years old, 30 when it is 24 years old, and so on. Consequently, the illumination of the display will fade. Mariners' compasses can have two or more magnets permanently attached to a compass card, which moves freely on a pivot. A "lubber line", which can be a marking on the compass bowl or a small fixed needle, indicates the ship's heading on the compass card. Traditionally the card is divided into thirty-two points
Compass College Education Programme Compass CollegeParticipate Lunar New Year Fair every year since 2011, there are some newspaper reports below: Compass College is one of the registration centre of IELTS from British Council. Students can also have study aboard consultation and work abroad consultation from Compass College. Compass College Compass College () is a tertiary institution providing career oriented hospitality & tourism management and business management programmes in Hong Kong. Compass College is an education organisation which is affiliated with the Modern Education. Providing one-year diploma programme and two-years higher diploma programme for secondary school graduates. Compass College provides one programme accredited