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).
Northern Africa, it's one of the largest deserts in the world, next to Antarctica. The Sahara encompasses large portions of Algeria, Chad, Egypt, Libya, Mali, Mauritania, Moro â¦ cco, Niger, Western Sahara, Sudan and Tunisia.t is the largest hot desert in the world, as well as the second l â¦ argest desert on earth after Antarctica. The Sahara covers all or part of Algeria, Chad, Egypt, Libya, Mali, Mauritania, Morocco, Niger, Sudan, Tunisia and Western Sahara. The word Sahara means desert in the Arabic language.