A calorie is a measure of energy expenditure and stored energy. The calories referred to in diet (calories eaten) and exercise (calories burned) are kilocalories (kcal). One kilocalorie is equal to the amount of heat that will raise the temperature of one kilogram of water by one degree Celsius at sea level.
Break-In Procedures: 1  Clean barrel after each 3 shot group for the first 60 shots or more if needed. 2  Check to see if there is any visible copper fouling. 3  Take one of the clean dry bore snakes, soak with copper solvent, and run it through the rifle from chamber to muzzle 3 times and let sit for about 10 minutes.
Or perhaps the previous owner shot extremely fouling ammo that left traces and residue not typically left by traditional store-bought or properly-reloaded ammo. So do this before you shoot one round: Clean your gunâs barrel. It doesnât have to be a deep cleaning. Just a standard, quick cleaning.eep that in mind as youâre out there wanting to shoot a case of ammo in your new gun when I warn you not toâ¦ not quite yet. It turns out that extremely simple cleaning of your barrel, in a systematic way for your new gun, extends the life and makes your weapon more accurate.