Dictionary of Difficult Words - caisson

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n. underwater water-tight chamber for bridge-building, etc.; hydraulic lift for raising ship; Military, ammunition wagon. caisson disease, condition, marked by pain, paralysis or death, due to over-rapid lowering of air pressure after working in compressed air; 'the bends'.

Blue recalls the sea and the sky. Green symbolizes the earth. The red star represents unity. White stands for peace. Effective date: 27 June 1977. >>