isotopic contamination
41Chocolats — Chocolat Pour les articles homonymes, voir Chocolat (homonymie). Tablettes de chocolat …
42Lait au chocolat — Chocolat Pour les articles homonymes, voir Chocolat (homonymie). Tablettes de chocolat …
43Plaque de Chocolat — Chocolat Pour les articles homonymes, voir Chocolat (homonymie). Tablettes de chocolat …
44Plaque de chocolat — Chocolat Pour les articles homonymes, voir Chocolat (homonymie). Tablettes de chocolat …
45Plaques de chocolat — Chocolat Pour les articles homonymes, voir Chocolat (homonymie). Tablettes de chocolat …
46Xocoalt — Chocolat Pour les articles homonymes, voir Chocolat (homonymie). Tablettes de chocolat …
47Fallout shelter — A sign pointing to an old fallout shelter in New York City. Nuclear weapons …
48Lichen — For other uses, see Lichen (disambiguation). Lichenes from Ernst Haeckel s Artforms of Nature, 1904 …
49Genesis (spacecraft) — The Genesis spacecraft was the first ever attempt to collect a sample of solar wind, and the first sample return mission to return from beyond the orbit of the Moon. It was launched on August 8, 2001, and crash landed on September 8, 2004 after a …
50Proxy (climate) — Climate proxies are preserved physical characteristics of the past that enable scientists to reconstruct the climatic conditions that prevailed during much of the Earth s history. As reliable modern records of climate only began in the 1880s,… …
