Straight Razors
These early razors were sharpened by sharpening the shells or teeth of other stones, or by touching the flint in the case of flint and obsidian. The first razors made of bronze and iron sharpened in a similar way to modern knives, but without the advantage of the particular guide rods, diamond stones, and luxury we use today. In those days, the ancient peoples had to survive on what they could find; That would be the best "rock" they could find. The rise of steel Fast forward, and our ancestors discovered iron ore. When iron discovered, steel also found. By adding carbon to metal, which makes it scorching, and by cooling, steel hardens quickly. Blacksmiths can make what we know today as steel. The invention of steel resulted in newer, sharper, and many more durable tools. The new weapons included new knives and all kinds of sharp instruments; some peaceful, others made for war. At this point in history, the razor didn't develop much further from the most intelli...