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71Milk — For other uses, see Milk (disambiguation). Foremilk and Hindmilk samples of human breast milk …
72Nickel — This article is about the chemical element. For other uses, see Nickel (disambiguation). cobalt ← nickel → copper ↑ Ni ↓ Pd …
73Osmium — This article is about the chemical element. For other uses, see Osmium (disambiguation). rhenium ← osmium → iridium Ru ↑ Os ↓ Hs …
74Phosphorus — This article is about the chemical element. For other uses, see Phosphorus (disambiguation). silicon ← phosphorus → sulfur …
75Rosetta Stone — For other uses, see Rosetta Stone (disambiguation). The Rosetta Stone in the British Museum The Rosetta Stone is an ancient Egyptian granodiorite stele …
76Coca — For other uses, see Coca (disambiguation). Coca Erythroxylum coca Scientific classification Kingdom: Plantae …
77Borax — For other uses, see Borax (disambiguation). Sodium borate redirects here. For sodium perborate, see Sodium perborate. Borax …
78Watercolor painting — For other uses, see Watercolors (disambiguation). An artist working on a watercolor using a round brush Watercolor (US) or watercolour (UK and Commonwealth), also aquarelle from French, is a painting method. A watercolor is the …
79Organic light-emitting diode — Demonstration of a flexible OLED device A green emitting OLED device An …
80Analog signal processing — is any signal processing conducted on analog signals by analog means. Analog indicates something that is mathematically represented as a set of continuous values. This differs from digital which uses a series of discrete quantities to represent… …
