1. All living things are constantly exposed to radiation
2. Food irradiation is a process by which ionising radiation is used to sterilise food
3. Food contamination occurs when radionuclides are directly transferred from the radioactive source
1. Science plays an important role in food safety
2. The work of scientists in SFA involve many Ways of Thinking and Doing in Science
3. They use scientific evidence thru lab testing, research & risk assessment to ensure safe supply of food in SG
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