Shaving razor was essentially a small piece of a straight razor attached to a handle using a clamp mechanism. Before each shave the blade had to be attached to a special holder, stropped with a leather belt, and placed back into the razor. After a time, the blade needed to be honed by a cutler. In 1895, King Camp Gillette invented the double-edged safety razor, which utilised inexpensive, disposable blades sharpened from two sides. It took him until 1901 to build a working, patentable model, and commercial production began in 1903. The razor gained popularity during World War I when the
Pacific razor clam Pacific razor clam The Pacific razor clam, "Siliqua patula", is a species of large marine bivalve mollusc in the family Pharidae. Pacific razor clams can be found along the Pacific West Coast from the eastern Aleutian Islands, Alaska, to Pismo Beach, California. They inhabit sandy beaches in the intertidal zone down to a maximum water depth of about . This species has an elongated oblong narrow shell, which ranges from in length in the southern portion of its range, with individuals up to found in Alaska. It is similar to the smaller Atlantic razor clam, "Siliqua costata", which is found