Hygiene - TheCityIsOurs

Illustration of an alcohol-based disinfectant being applied to a high-touch surface to kill bacteria within seconds

Home & Cleaning

December 24, 2025

Sanitize Surfaces with Alcohol: Why the formula disinfects bacteria in seconds

Learn how alcohol disinfects surfaces in seconds: the science of protein denaturation, optimal 60–90% formulas, contact time, safe use, and limits.

Illustration of sanitising high-touch surfaces with 70–80% rubbing alcohol to kill germs quickly and create a safer environment

Home & Cleaning

December 22, 2025

Sanitize Surfaces with Rubbing Alcohol: How germs are eradicated swiftly for a safe environment

Learn how rubbing alcohol sanitises surfaces fast: why 70–80% works best, correct contact times, safe application on everyday materials, and key do-not-mix warnings.

Illustration of a halved lemon and coarse salt being used to sanitise a wooden cutting board for food safety

Home & Cleaning

December 22, 2025

Disinfect Cutting Boards with Lemon: How natural acids sanitize effectively for food safety

Discover how lemon’s citric acid sanitises cutting boards. Step-by-step method, contact times, key board tips, and when to choose stronger disinfectants.