How was alcohol valuable?

1. Beverage: Since ancient times, alcohol has been consumed as a beverage. Fermented alcoholic beverages like wine, beer, and mead were popular in many civilizations. These beverages provided a source of hydration and nutrition and were often consumed socially or during religious ceremonies.

2. Medicinal: Alcohol has long been recognized for its medicinal properties. In traditional medicine, alcohol was used as an antiseptic, pain reliever, and sedative. It was believed to kill germs and alleviate pain. In the modern era, alcohol-based hand sanitizers and rubbing alcohol are still commonly used for disinfection.

3. Preservative: Due to its antimicrobial properties, alcohol has been used as a preservative for food and beverages. It helps prevent spoilage and extends shelf life. Alcohol was used to preserve fruit juices, syrups, and other perishable items in the past.

4. Fuel: Ethanol, a type of alcohol, is used as a fuel source. It's commonly referred to as "biofuel" when derived from renewable sources like sugarcane or corn. Biofuels can power vehicles, generate electricity, and provide an alternative to fossil fuels.

5. Industrial applications: Alcohol has numerous industrial uses. It's used as a solvent in paints, varnishes, and other coatings. Alcohol-based products are also used for cleaning and disinfecting surfaces, removing stains, and as a fuel for camping stoves.

6. Chemical synthesis: Alcohol is an essential starting material in the synthesis of various chemicals. It's used in the production of cosmetics, pharmaceuticals, plastics, and other synthetic materials.

Overall, alcohol has been valuable historically and continues to be used in various aspects of daily life, from beverages and medicine to industrial applications.