<Tr> <Th_colspan="2"> Critical factors </Th> </Tr> <Tr> <Td_colspan="2"> FAT TOM </Td> </Tr> <Tr> <Td_colspan="2"> pH </Td> </Tr> <Tr> <Td_colspan="2"> Water activity (a) </Td> </Tr>

The food safety laws are based on standards from