Here’s an unparalleled misalignment in which the words in one pair are synonyms of the words in the other pair: organic chemistry and carbon dating. This is part of a complete episode.
bomb pulse n.— «Because of atmospheric testing of nuclear bombs between 1945 and 1960, the atmosphere received a sharp spike of carbon-14, commonly called the “bomb pulse,” that has been declining to normal levels as excess...
graphene n.— «The latest craze in materials science is graphene, a one-atom-thick sheet of carbon that looks like molecular chicken wire. Graphene is the thinnest of all possible materials in the universe. It shares many of the properties...