alkaline+air
111Smoke detector — A smoke detector is a device that detects smoke, typically as an indicator of fire. Commercial, industrial, and mass residential devices issue a signal to a fire alarm system, while household detectors, known as smoke alarms, generally issue a… …
112Case hardening of rocks — Case hardening is a weathering phenomenon of rock surface induratoin. It is observed commonly in: felsic alkaline rocks, such as nepheline syenite, phonolite and trachyte; pyroclastic rocks, as pyroclastic flow deposit, fine air fall deposits and …
113Metal — This article is about metallic materials. For other uses, see Metal (disambiguation). Some metal pieces Metals Alkali metals …
114Sodium hydroxide — Sodium hydroxide …
115Alkali (disambiguation) — The words alkali or alkaline can be used to refer to:*Alkali, a specific type of chemical base. *Alkali bee, *alkali flat, a dry, alkaline lakebed. *Alkali Springs, Oregon, USA * Alkali is the NATO reporting name of the Kaliningrad K 5 air to air …
116Sustainable Development Strategy in Canada — [ [http://www.sdinfo.gc.ca/reports/en/sustainable development strategies/part1.cfm SDInfo Sustainable Development Strategies: Evolution of the Federal Government of Canada Approach] ] is about the Government of Canada finding ways to develop… …
117ammonia — /euh mohn yeuh, euh moh nee euh/, n. Chem. 1. a colorless, pungent, suffocating, highly water soluble, gaseous compound, NH3, usually produced by the direct combination of nitrogen and hydrogen gases: used chiefly for refrigeration and in the… …
118Chromate and dichromate — A sample of potassium chromate …
119Hydrogen peroxide — IUPAC name …
120Neptunium — uranium ← neptunium → plutonium Pm ↑ Np ↓ (Uqt) …
