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  2. Isopropyl alcohol - Wikipedia

    en.wikipedia.org/wiki/Isopropyl_alcohol

    Isopropyl alcohol (IUPAC name propan-2-ol and also called isopropanol or 2-propanol) is a colorless, flammable, organic compound with a pungent alcoholic odor. [9]Isopropyl alcohol, an organic polar molecule, is miscible in water, ethanol, and chloroform, demonstrating its ability to dissolve a wide range of substances including ethyl cellulose, polyvinyl butyral, oils, alkaloids, and natural ...

  3. Ammonia - Wikipedia

    en.wikipedia.org/wiki/Ammonia

    0.86 kg/m 3 (1.013 bar at ... A storage vessel capable of 250 psi (1.7 ... 39 were tabulated in extensive tables of the chemistry among C, N and O compounds. [182]

  4. Graphene - Wikipedia

    en.wikipedia.org/wiki/Graphene

    The Nobel announcement illustrated this by saying that a 1 square meter graphene hammock would support a 4 kg cat but would weigh only as much as one of the cat's whiskers, at 0.77 mg (about 0.001% of the weight of 1 m 2 of paper). [141] Large-angle bending of graphene monolayers with minimal strain demonstrates its mechanical robustness.