Ministry of science and education youth and sports

Ministry of science and education, youth and sports of Ukraine Sevastopol National Technical University "Navigations and Safety of Navigation" chair Presentation work by discipline "English language" on a subject: "Lifejackets" Executed: student of group ES-21 d Voskoboynikov B. V. Checked: senior teacher Monortsyk N. S. Sevastopol – 2013

Lifejackets is made of rubberized fabric of orange color. It is put on through the head, covering it behind as a collar. The main internal volume of a bib is located on a breast that provides the correct position of a body of the person in water.

It is filled either air (being self-inflated), or polyfoam. The mass of a lifejackets with a bag and belts of 1, 3 kg, positive buoyancy of 16 - 18 kg.

The lifejacket is intended for deduction of weight of a body on a water surface, and the arrangement of respiratory organs of the person has to be above a surface of the water on 12 cm. The main characteristic of lifejacket is its buoyancy.

According to the rules of SOLAS, lifejacket has to be completed with a whistle, reflecting tapes and a flashing beacon.

Life jackets are distributed between all persons on a vessel, additional vests are stored in places of execution of watches - on the bridge, in a radio cabin and in an engine room.

Lifejacket is the main personal life-saving appliances. Only correct lifejacket maintenance in emergency will help to save the life.

Thank you for your attention!