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Pomodoro Technique. A pomodoro kitchen timer. The Pomodoro Technique is a time management method developed by Francesco Cirillo in the late 1980s. [1] It uses a kitchen timer to break work into intervals, typically 25 minutes in length, separated by short breaks. Each interval is known as a pomodoro, from the Italian word for tomato, after the ...
The timer was started by crushing the copper section of the tube to break the vial of cupric chloride, which then began to slowly erode the wire holding back the striker. When the wire eventually parted, the striker was propelled down the hollow centre of the detonator, hitting the percussion cap at the other end of the detonator.
Detonator. Small explosive device used to trigger a larger explosion. Top: small nonel detonator with 2 ms delay for chaining nonel tubes; middle: class B SPD detonator; bottom: class C SPD detonator. Inserting detonators into blocks of C-4 explosive. A detonator is a device used to make an explosive or explosive device explode. [1]
Detonating cord. Detonating cord (also called detonation cord, detacord, detcord, or primer cord) is a thin, flexible plastic tube usually filled with pentaerythritol tetranitrate (PETN, pentrite). With the PETN exploding at a rate of approximately 6,400 m/s (21,000 ft/s), any common length of detonation cord appears to explode instantaneously.
A squib generally consists of a small tube filled with an explosive substance, with a detonator running through the length of its core, similar to a stick of dynamite. Also similar to dynamite, the detonator can be a slow-burning fuse, or as is more common today, a wire connected to a remote electronic trigger. [3]
Nurse Zelda: Nurse Zelda treats various minor injuries in the classroom. The Simians: We meet a half-ape weird family with two kids who has a father who is an ape and a mother who is a human former explorer. Mr. Oldman: A red-haired girl (Amanda Bynes) has some fun with a prank call to Mr. Oldman (Dan Schneider) which involves a cheese delivery.
10 Minute School (Bengali: ১০ মিনিট স্কুল, abbreviated as 10MS) is an online educational platform in Bangladesh created in 2015 by Ayman Sadiq. [1] [2] The platform covers academic classes from classes 1 to 12 covering the entire academic syllabus of the Bangladesh schooling system, university admission subjects covering different branches of study, and skills ...
Ayman Sadiq. Ayman Sadiq (Bengali: আয়মান সাদিক; born 2 September 1992) is a Bangladeshi educator, entrepreneur, and founder of 10 Minute School, an online platform that provides free educational resources. He has received several awards, including the Queen's Young Leader Award and has been listed in Forbes " 30 Under 30 ...
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