Common Human DiseasesEveryday Science
Siderosis or Welder’s disease is caused by inhaling:
Silica Dust
Aluminum Dust
Iron Dust
Coal Dust
Iron Dust
Siderosis, also known by the name of Welderโs Lung is a pathological condition of the lungs caused by chronic exposure to iron oxide dust, usually at the workplace.Siderosis is considered to be an occupational illness because people breathe in the iron dust at work. The condition usually shows up on Xrays as small, opaque spots on the workerโs lungs.
Iron Dust Siderosis, also known by the name of Welderโs Lung is a pathological condition of the lungs caused by chronic exposure to iron oxide dust, usually at the workplace.Siderosis is considered to be an occupational illness because people breathe in the iron dust at work. The condition usually shows up on Xrays as small, opaque spots on the workerโs lungs.
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B. water
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D. phenols
The density of air in the atmosphere is
A. uniform
B. not uniform
C. zero
D. none of above
In the body, the weight of blood is about
A. 1/12th of body
B. 1/5th of body
C. 1/8th of body
D. 1/4th of body
Which substance is present in fuel?
A. Iron
B. Gold
C. Carbon
D. Copper
The energy stored in coal is
A. kinetic energy
B. potential energy
C. chemical energy
D. nuclear energy
Which of the following is not a contagious disease?
A. Measles
B. Hysteria
C. Typhoid
D. Influenza
A human breath per minute is
A. 16-30 times
B. 16-20 times
C. 15-20 times
D. 15-18 times
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