A majority of the people know how alcohol-proof systems work with alcohol-proof. Basically, it represents the volume of double the amount of alcohol in an alcohol bottle. It is possible that you are unaware of the history or some of the most important facts of the proof system.
1.100 Proof Is Fire
It is likely that the soldiers tested bottled alcohol that was served at 50% or above strength at the time. Almost all higher-proof alcoholic beverages (above 100 proof - 50% alcohol) are inflammable and will hinder gunpowder's ability to ignite.
2.Taxes Are Also Part of the Discussion
For the sake of taxation and consumer safety, the proof is more about labeling the alcohol content. A bottle with 50% alcohol is defined by the government as 100 proof when it comes to taxation when it was established in 1848 when it was declared that a bottle with 50% alcohol is regarded as a double.
3.There Is No Need for the Proof on the Label Anymore
Alcohol labels in the United States may list the proof of the alcohol, but it isn't required. The Tobacco and Alcohol Tax and Trade Bureau actually requires just ABV but the proof is almost listed due to tradition. So, if any alcohol has 151 proof alcohol, it may or may not be listed.
No matter if it is 190 proof alcohol on the label or 100 alcohols proof, you should always be responsible when you are drinking. Almost all of the proofs are voluntary at this point but are still put on bottles to remind those who consume them.