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
How Many Fucks How Many Fucks "How Many Fucks" (censored as "How Many F**ks") is a song recorded by American singer Erika Jayne for her upcoming second studio album. Released as the album's lead single, the song was first distributed digitally on April 19, 2016, accompanied by the simultaneous release of a music video. In the video, Jayne performed "seductive" dance moves and wore "risqué" costumes. The song was written by Justin Tranter and Myah Marie, while Adam "Gage" Bruce solely produced the track. Musically, the single is a pop-rap and EDM track that discusses living carefree and without doubt. After its release,