One would think that .380 ACP and .38 Special would be the same size--namely 38-hundredths of an inch.
But there can be some flexibility in stated caliber and actual caliber. Long story short, .380 ACP is the same diameter as a 9mm, roughly .355 caliber. .38 Special is basically .357 caliber.
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The .380 caliber is typically a pistol cartridge, also known as 9mm Short or 9mm Kurz, while the .38 caliber is a revolver cartridge, usually referring to .38 Special or .38 S&W. The .380 cartridge is generally smaller in diameter and length compared to the .38 caliber cartridges.
The private spilled 6.38 hectoliters (6.5 - 0.380) of fuel, since 380 milliliters is equal to 0.38 liters.
A .38 caliber bullet typically travels at speeds ranging from 900 feet per second (fps) to 1100 fps when fired from a handgun. The exact speed can vary depending on the specific cartridge, gun, and bullet weight.
A 30-06 rifle typically fires a larger bullet than a 7.7 rifle. The caliber of the 30-06 rifle is .30 inches, while the caliber of a 7.7 rifle can vary but is generally around 7.7mm, which is smaller than .30 inches.
A woman's bra cup size is determined by the difference between her bust measurement and her underbust measurement. The cup size is calculated by letters (A, B, C, etc.) that incrementally increase with each additional inch of difference between these two measurements.
Ignoring air resistance, the 110 grain .38 caliber bullet will rise to a height of approximately 1,462 meters. When it falls back down, it will impact the ground at a speed of approximately 300 meters per second, the same velocity it was initially fired at.