[1]To avoid absorbing newer carbon during encapsulation, samples should be packaged using
chemically-neutral materials and airtight containers-the latter to prevent entrance of atmospheric carbon.
[2]because of the thinning of the ozone later it can reasonably be expected that C-14 levels
in the atmosphere would be higher today than 50 or 100 years ago - something not taken into
account when radiocarbon dating was first developed.
[1]에서 the latter to prevent entrance of atmospheric carbon이랑
[2]에서 something not taken into account when radiocarbon dating was first developed
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