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3.94–4.43, 0.631–0.710 Medium-wave UV, mostly absorbed by the ozone layer: intermediate UV; Dorno radiation. Ultraviolet C UVC 100–280 4.43–12.4, 0.710–1.987 Short-wave UV, germicidal UV, far-UVC, ionizing radiation at shorter wavelengths, completely absorbed by the ozone layer and atmosphere: hard UV. Near ultraviolet NUV 300–400
For example, in duodecimal, 1 / 2 = 0.6, 1 / 3 = 0.4, 1 / 4 = 0.3 and 1 / 6 = 0.2 all terminate; 1 / 5 = 0. 2497 repeats with period length 4, in contrast with the equivalent decimal expansion of 0.2; 1 / 7 = 0. 186A35 has period 6 in duodecimal, just as it does in decimal. If b is an integer base ...
They go on to display oil wells with GOR of less than 5 MCFG/BBL and oil and gas wells between these limits. The EPA's 2016 Information Collection Request for Oil and Gas Facilities (EPA ICR No. 2548.01, OMB Control No. 2060-NEW) divided well types into five categories: 1. Heavy Oil (GOR ≤ 300 scf/bbl) 2.
1/4 c. low-sodium soy sauce. 2 tbsp. lemon juice. 1 tsp. red pepper flakes. 3 tbsp. extra-virgin olive oil, divided. 4. 6-oz. salmon fillets, patted dry with a paper towel. Kosher salt. Freshly ...
Density ( volumetric mass density or specific mass) is a substance's mass per unit of volume. The symbol most often used for density is ρ (the lower case Greek letter rho ), although the Latin letter D can also be used. Mathematically, density is defined as mass divided by volume: [ 1] where ρ is the density, m is the mass, and V is the volume.
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The fractional part or decimal part [1] of a non‐negative real number is the excess beyond that number's integer part. The latter is defined as the largest integer not greater than x, called floor of x or . Then, the fractional part can be formulated as a difference : For a positive number written in a conventional positional numeral system ...
The United States also became a net petroleum exporter in 2020, for the first time since at least 1949. [4] U.S. crude oil exports reached a record high in the first half of 2023. [5] U.S. oil production reached a record high in October 2023. [6]