Radiation and Daily Life

Natural Radiation

10

Brazil Guarapari Natural Radiation (Annually)

5

Fly 800 hours per year

2.4

Natural radiation
Food/Drinks, Radon gas from ground, Building/Soil, Cosmic rays

0.08

Air passage (One round trip to North America)

Artificial Radiation

20

Annual dose limit for radiation worker (100mSv for 5 years)

6.6

CT scan

1.0

Annual dose limit for general public (1mSv for a year)

0.6

Abdominal X-ray

0.05

Chest X-ray

0.01

Target annual dose in the vicinity of the nuclear power plant (Actual dose is less than 0.01mSv)

Natural Radiation

Unit
(mSv)

Artificial Radiation

Brazil Guarapari
Natural Radiation (Annually)

10

Fly 800 hours per year

5

Natural radiation

2.4

Food/Drinks

Radon gas from ground

Building/Soil

Cosmic rays

Air passage
(One round trip to North America)

0.08

10

1

0.1

0.01

20

Annual dose limit for radiation worker (100mSv for 5 years)

6.6

CT scan

1.0

Annual dose limit for general public
(1mSv for a year)

0.6

Abdominal X-ray

0.05

Chest X-ray

0.01

Target annual dose in the vicinity of the nuclear power plant (Actual dose is less than 0.01mSv)

Natural Radiation

Unit
(mSv)

Brazil Guarapari
Natural Radiation (Annually)

10

Fly 800 hours per year

5

Natural radiation

2.4

Food/Drinks

Radon gas from ground

Building/Soil

Cosmic rays

Air passage (One round trip to North America)

0.08

Artificial Radiation

Unit
(mSv)

20

Annual dose limit
for radiation worker
(100mSv for 5 years)

6.6

CT scan

1.0

Annual dose limit
for general public
(1mSv for a year)

0.6

Abdominal X-ray

0.05

Chest X-ray

0.01

Target annual dose in the vicinity of the nuclear power plant (Actual dose is less than 0.01mSv)

We are exposed to radiation in daily life.
Called natural radiation, exposure to normal air is around 0.1~0.2μSv/h.