chemical flare
11petroleum refining — Introduction conversion of crude oil into useful products. History Distillation of kerosene and naphtha The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… …
12Perchlorate — Perchlorate …
13Martha Coston — 1913 advertisement for Coston flares. Martha J. Coston (1826? 1829? –1904) was an inventor and businesswoman best known for her invention of the Coston flare, a device for signaling at sea. Contents 1 …
14reaction — 1. The response of a muscle or other living tissue or organism to a stimulus. 2. The color change effected in litmus and certain other organic pigments by contact with substances such as acids or alkalies; also the property that such substances… …
15List of problems solved by MacGyver — This is a list of problems that have been solved by the fictional character MacGyver from the television series of the same name. (This list is not yet comprehensive.) MacGyver employs his resourcefulness and his knowledge of chemistry,… …
16Sun — This article is about the star. For other uses, see Sun (disambiguation). The Sun …
17Stars and planetary systems in fiction — The planetary systems of stars other than the Sun and the Solar System are a staple element in much science fiction. Contents 1 Overview 1.1 The brightest stars …
18Military equipment of Turkey — The military equipment of Turkey includes a wide array of arms, artilleries, large surface vessels, cannons, armored vehicles, mortars, unmanned vehicles and many different equipments. Contents 1 Historical development 1.1 General 1.2 1923 1950 …
19Caesium — xenon ← caesium → barium Rb ↑ Cs ↓ Fr …
20Allergy — Classification and external resources Hives are a common allergic symptom. ICD 10 T78.4 …
