Презентация по английскому языку на тему " Types fo Lifeboats"

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  Types of lifeboats
  

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  Lifeboats are used in emergency to evacuate people from a vessel in distress.
  They can be made of wood, rubber, metal, reinforced plastic.
  
  According to their construction they may be classified as:
  
  

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  Open Lifeboats
  
  As the name suggests, the open lifeboat has no roof and is normally propelled by manual power by using hand propelled ores. Compression ignition engine may also be provided for the propulsion purpose. One may find them on older ship. The open lifeboat doesn’t help much in rain or bad weather and the possibility of water ingress in the highest.
  
  

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  Closed lifeboats
  
  Closed lifeboats are the most popular lifeboats that are used on ships, for they are enclosed which saves the crew from sea water, strong wind and rough weather. Closed lifeboats are further classified as – Partially enclosed and fully enclosed lifeboats.
  

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  Free fall life boats
  Free fall lifeboat is similar to an enclosed lifeboat but the process of launching is entirely different. They are aerodynamic in nature and thus the boat can penetrate the water without damaging the body when launched from the ship. The free fall life boat is located at the aft of the ship, which provides a maximum clear area for free fall.
  
  

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  Davit-launched lifeboats
  Originally such lifeboats had falls that are used to lower the lifeboat into the water. Now most of them are launched with the help of special mechanical device called davit. The maintaining and operation of davits is all under jurisdiction of the International Maritime Organization. 
  
  

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Презентация на тему "Types of Lifeboats" предназначается для студентов среднеспециальных профессиональных образовательных учреждений морского профиля. Может служить наглядным пособием при работе в аудитории или в онлайн формате . Даёт краткое описание и классификацию спасательных шлюпок, применяемых на морских судах торгового флота. Позволяет структурно представить информацию, может служить опорным конспектом для подготовке монологического высказывания по изучаемой теме.