190 alcohol proof refers to a measure of the strength or potency of an alcoholic beverage. The term signifies that the beverage contains 95% alcohol by volume (ABV), making it exceptionally strong and concentrated. This level of alcohol content is often associated with high-proof spirits, such as grain alcohol or pure ethanol, which are primarily used for industrial, scientific, and medical purposes. The term "190 alcohol proof" serves as a stark reminder of the intense potency that certain alcoholic beverages can attain, underscoring the critical need for responsible handling and awareness of their potential risks.