Fire

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Across
  1. 1. fire triangle is also known as .......triangle?
  2. 3. how many components are required for a fire to Ignite
  3. 4. how many elements are required in fire tetrahedron?
  4. 5. Which class is common in fire type?
  5. 7. the elements required to complete fire tetrahedron are heat,Oxygen,chemical chain reactionand .......?
  6. 8. What type of material is burnt in Class A?
Down
  1. 2. fire triangle has three components that is fuel, heat and ...... is used for burning?
  2. 3. tetrahedron is also known as.......pyramid?
  3. 5. fire which burns with the help of heavy metals like sodium ,magnesium, aluminium, comes under which class of fire?
  4. 6. How many classes of fire are there?