A scalpel, or lancet, is a small and extremely sharp bladed instrument used for surgery, anatomical dissection, and various arts and crafts (called a hobby knife). Scalpels may be single-use disposable or re-usable.
The Sahara desert is the largest hot desert in the world, located in the northern part of the African continent. The Desertâs âmean annual temperature exceeds 86 degrees and it could get up to as high as 122 degrees in the summer, and as low as 30 degrees in the winterâ (7).
The Sahara Desert, located in North Africa, marks itself as the largest desert in the world by covering more than 3.5 million square miles. Many countries bordering the Sahara experience extreme heat during the summer because of the arid vastness of the Sahara. It can also turn bitterly cold at night. The Sahara Desert is a dry, sandy and arid wasteland. The highest point of the Sahara is Mount Koussi, which is more than 11,000 feet above sea level. At its lowest point, in Egypt, the Sahara is more than 400 feet below sea level.