reducing flame
61Business and Industry Review — ▪ 1999 Introduction Overview Annual Average Rates of Growth of Manufacturing Output, 1980 97, Table Pattern of Output, 1994 97, Table Index Numbers of Production, Employment, and Productivity in Manufacturing Industries, Table (For Annual… …
62Coal — Sedimentary Rock Anthracite coal Composition Primary carbon Secondary hydrogen, sulfur …
63Magnesium — Not to be confused with Manganese. sodium ← magnesium → aluminium Be ↑ Mg ↓ Ca …
64Polychlorinated biphenyl — PCBs redirects here. For printed circuit boards, see printed circuit board. Labelling transformers containing PCBs …
65Bushfire — A Bushfire is a fire that occurs in the bush (collective term for scrub, woodland or grassland of Australia, New Zealand, New Caledonia). In south east Australia, bushfires tend to be most common and most severe during summer and autumn, in… …
66Self-contained breathing apparatus — SCBA redirects here. For other uses, see SCBA (disambiguation). Not to be confused with the very similar Self Contained Underwater Breathing Apparatus. Toronto firefighter wearing an SCBA A self contained breathing apparatus, or SCBA, sometimes… …
67Flux (metallurgy) — Rosin used as flux for soldering A flux pen used f …
68Internal ballistics — Internal ballistics, a subfield of ballistics, is the study of a projectile s behavior from the time its propellant s igniter is initiated until it exits the gun barrel. The study of internal ballistics is important to designers and users of… …
69Water injection (engines) — In internal combustion engines, water injection, also known as anti detonant injection, is spraying water into the cylinder or incoming fuel air mixture to cool the combustion chambers of the engine, allowing for greater compression ratios and… …
70Climate change in Washington — Main article: Climate change in the United States Digitally colored elevation map of Washington. Climate change in the American state of Washington is a subject of study and projection today. Contents …
