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111environmental works — ▪ civil engineering Introduction infrastructure that provides cities and towns with water supply, waste disposal, and pollution control services. They include extensive networks of reservoirs, pipelines, treatment systems, pumping stations …
112Cell — The basic structural and functional unit in people and all living things. Each cell is a small container of chemicals and water wrapped in a membrane. Each cell in the human body there are 100 trillion cells in each of us contains the entire… …
113No. 4 Commando — after a raid on France, April 1942. Active 1940–1946 Country …
114Genetics — This article is about the general scientific term. For the scientific journal, see Genetics (journal). Part of a series on Genetics Key components Chromosome DNA • RNA Genome …
115Ozone depletion — Image of the largest Antarctic ozone hole ever recorded (September 2006) Ozone depletion describes two distinct but related phenomena observed since the late 1970s: a steady decline of about 4% per decade in the total volume of ozone in Earth s… …
116English plural — English grammar series English grammar Contraction Disputes in English grammar English compound English honorifics English personal pronouns English plural English relative clauses English verbs English irregular verbs En …
117Acid dissociation constant — Acetic acid, a weak acid, donates a proton (hydrogen ion, high …
118Sheffield — For other uses, see Sheffield (disambiguation). City of Sheffield   City Metropolitan borough   Top left …
119Merseyrail — Merseyrail …
120Boletus edulis — Boletus edulis …
