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The so-called long-duration gamma-ray bursts produce a total energy output of about 10 44 joules (as much energy as the Sun will produce in its entire life-time) but in a period of only 20 to 40 seconds. Gamma rays are approximately 50% of the total energy output.
Flax oil contains 30–50% of ALA, and is becoming a popular dietary supplement to rival fish oils; both are often added to premium margarines. An ancient oil plant, Camelina sativa, has recently gained popularity because of its high omega-3 content (30–45%), and it has been added to some margarines. Hemp oil contains about 20% ALA.
In 1947, the cathode-ray tube amusement device, the earliest known interactive electronic game as well as the first to incorporate a cathode-ray tube screen, was created. [ 34 ] From 1949 to the early 1960s, there was a shift from circular CRTs to rectangular CRTs, although the first rectangular CRTs were made in 1938 by Telefunken.
Sunlight is a portion of the electromagnetic radiation given off by the Sun, in particular infrared, visible, and ultraviolet light. On Earth , sunlight is scattered and filtered through Earth's atmosphere as daylight when the Sun is above the horizon .
8 May – The UK's Met Office warns, with WMO affirmation, [134] that the probability of global average temperatures reaching 1.5 °C above pre-industrial levels over the next five years is now almost 50:50 (48%). It also predicts a more than 90% chance that a new record high will occur in at least one year from 2022 to 2026.
During World war II, at Chuuk Lagoon, 70 comfort women were killed prior to the expected American assault as the Navy mistook the American air raid as the prelude to an American landing while during the Battle of Saipan comfort women were among those who committed suicide by jumping off the cliffs of Saipan. [101]
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