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Deadheading is a widespread form of pruning, [1] since fading flowers are not as appealing and direct a lot of energy into seed development if pollinated. [2] The goal of deadheading is thus to preserve the attractiveness of the plants in beds, borders, containers and hanging baskets, as well as to encourage
Deadheading can refer to the following: Dead mileage, the movement of commercial vehicles in non-revenue mode for logistical reasons; Deadheading (flowers), the pruning of dead flower heads; Deadheading (employee), carrying, free of charge, a transport company's own staff on a normal passenger trip
Quizlet's primary products include digital flash cards, matching games, practice electronic assessments, and live quizzes. In 2017, 1 in 2 high school students used Quizlet. [ 4 ] As of December 2021, Quizlet has over 500 million user-generated flashcard sets and more than 60 million active users.
Although available commercially, diethyl azodicarboxylate can be prepared fresh in the laboratory, especially if required in pure, non-diluted form. A two-step synthesis starts from hydrazine , first by alkylation with ethyl chloroformate , followed by treating the resulting diethyl hydrazodicarboxylate with chlorine (bubbling through the ...
(pl.) aboiteaux A sluice or conduit built beneath a coastal dike, with a hinged gate or a one-way valve that closes during high tide, preventing salt water from flowing into the sluice and flooding the land behind the dike, but remains open during low tide, allowing fresh water precipitation and irrigation runoff to drain from the land into the sea; or a method of land reclamation which relies ...
A group of students preparing for a test. Test preparation (abbreviated test prep) or exam preparation is an educational course, tutoring service, educational material, or a learning tool designed to increase students' performance on standardized tests.
A raw material, also known as a feedstock, unprocessed material, or primary commodity, is a basic material that is used to produce goods, finished goods, energy, or intermediate materials that are feedstock for future finished products. As feedstock, the term connotes these materials are bottleneck assets and are required to produce other products.
Prior to the advent of the modern range of embalming chemicals a variety of alternative additives have been used by embalmers, including epsom salts for edema cases, [citation needed] but these are of limited effectiveness and can be chalked up as "embalmer tricks", as the validity of their use has never been demonstrated by professional ...