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2,4-Dichlorophenoxyacetic acid is an organic compound with the chemical formula Cl 2 C 6 H 3 OCH 2 CO 2 H.It is usually referred to by its ISO common name 2,4-D. [4] It is a systemic herbicide that kills most broadleaf weeds by causing uncontrolled growth, but most grasses such as cereals, lawn turf, and grassland are relatively unaffected.
2,4-DB or 4-(2,4-dichlorophenoxy)butyric acid is a selective systemic phenoxy herbicide used to control many annual and perennial broad-leaf weeds in alfalfa, peanuts, soybeans, and other crops. Its active metabolite , 2,4-D , inhibits growth at the tips of stems and roots.
2,4-Dinitrotoluene (DNT) or dinitro is an organic compound with the formula C 7 H 6 N 2 O 4. This pale yellow crystalline solid is well known as a precursor to trinitrotoluene (TNT) but is mainly produced as a precursor to toluene diisocyanate .
Single and split tally sticks in the Swiss Alpine Museum – similar items may have been used in debt based economic systems thought to pre-date the use of coinage.. Credit theories of money, also called debt theories of money, are monetary economic theories concerning the relationship between credit and money.
Economics (/ ˌ ɛ k ə ˈ n ɒ m ɪ k s, ˌ iː k ə-/) [1] [2] is a social science that studies the production, distribution, and consumption of goods and services. [3] [4] Economics focuses on the behaviour and interactions of economic agents and how economies work.
2,4-Dithiapentane is the dimethyldithioacetal of formaldehyde. Its synthesis was first reported in 1941. Its synthesis was first reported in 1941. [ 1 ] [ 2 ] It is industrially prepared by the acid-catalyzed condensation of methyl mercaptan , the main aromatic compound in both halitosis and foot odor and a secondary compound in flatulence ...
In response to the Economic Calculation Problem proposed by the Austrian School of Economics that disputes the efficiency of a state-run economy, the theory of Market Socialism was developed in the late 1920s and 1930s by economists Fred M. Taylor (1855–1932), Oskar R. Lange (1904–1965), Abba Lerner (1903–1982) et al., combining Marxian ...
This brings a moral resonance to development rhetoric and makes it hard to avoid in today's discourse. Rights are defined as entitlements that belong to all human beings regardless of race, ethnicity, or socio-economic class; [11] all humans, therefore, are rights holders, and it is someone's duty to provide these rights. Who is responsible to ...