thermal-chemical treating

  • 41food preservation — Any method by which food is protected against spoilage by oxidation, bacteria, molds, and microorganisms. Traditional methods include dehydration, smoking, salting, controlled fermentation (including pickling), and candying; certain spices have… …

    Universalium

  • 42Shale oil extraction — Shell s experimental in situ shale oil facility, Piceance Basin, Colorado, United States Process type Chemical Industrial sector(s) Chemical industry, oil indus …

    Wikipedia

  • 43Actinide — The atomic bomb dropped on Nagasaki had a plutonium charge.[1] The actinide or actinoid (IUPAC nomenclature) series encompasses the 15 metallic chemical elements with atomic numbers from 89 to 103, actinium thro …

    Wikipedia

  • 44Cryogenics — For cryopreservation/resuscitation, see Cryonics. For the band, see Cryogenic (band). In physics, cryogenics is the study of the production of very low temperature (below −150 °C, −238 °F or 123 K) and the behavior of materials at those… …

    Wikipedia

  • 45Protactinium — thorium ← protactinium → uranium Pr ↑ Pa ↓ …

    Wikipedia

  • 46analysis — /euh nal euh sis/, n., pl. analyses / seez /. 1. the separating of any material or abstract entity into its constituent elements (opposed to synthesis). 2. this process as a method of studying the nature of something or of determining its… …

    Universalium

  • 47Antimony — This article is about the element. For the town, see Antimony, Utah. Not to be confused with Antinomy, a type of paradox. tin ← antimony → tellurium As ↑ Sb ↓ Bi …

    Wikipedia

  • 48Electron — For other uses, see Electron (disambiguation). Electron Experiments with a Crookes tube first demonstrated the particle nature of electrons. In this illustration, the profile of the cross shaped target is projected against the tube face at right… …

    Wikipedia

  • 49Iron — Fe redirects here. For other uses, see Fe (disambiguation). This article is about the chemical element. For other uses, see Iron (disambiguation). manganese …

    Wikipedia

  • 50Introduction to quantum mechanics — This article is an accessible, non technical introduction to the subject. For the main encyclopedia article, see Quantum mechanics. Quantum mechanics …

    Wikipedia