2-Digit Multiplication Made Easy | Step-by-Step Speed Math Method

History | Ancient History on Instagram: "Aluminum foil was developed in the early 20th century as a lightweight, flexible alternative to tin foil, becoming widely adopted for household and industrial use due to its durability, non-toxicity, and ability to protect food from light, air, and moisture. By the mid-1960s, aluminum foil had already become a common kitchen staple, and in 1965 its commercialization entered a new phase driven by mass production, modern packaging needs, and aggressive cons