Safety Certificate. International certificate compulsorily carried by every passenger steamer of 1600 tons and upward when proceeding on an international voyage. Modified certificate is given to a passenger vessel on a voyage not exceeding 200 miles from land.
Safety Hook. Cargo hook fitted with a self-mousing device.
Safe Working Load. The stress that a rope, chain, hook, or appliance can safely carry without risk of deformation or fracture.
Sag. To droop in the middle. 2. To drift to leeward.
Sagging Strain. Excessive stress causing a sagging to develop.
Sagittarius. Constellation situated between R.A. 18h and 20 h, Dec. 16°-20° S. Has no star brighter than magnitude 3. 2. Ninth sign of Zodiac, extending from 240° to 270° celestial longitude. Sun is in this sign from November 23 to December 22 (about).
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