4. Explain and identify using diagrams the following maneuvers, points of sail, and other terms: 1  No-Sail Zone. 2  Closed Hauled. 3  Sailing-by-the-Lee. 4  In Irons. 5  Close Reach. 6  Stand-on. 7  Luffing. 8  Beam Reach. 9  Give-way. 10  Head-to-Wind. 11  Broad Reach. 12  Tacking. 13  Port Tack. 14  Run. 15  Jibing. 16  Starboard Tack.
Most blisters happen from irritation or other damage to the skin from something outside the body, such as a shoe. Some illnesses can make blisters. A single blister is usually from friction or a burn, typically on the hands or feet.
Blisters. A blister is a painful skin lesion, caused by friction between the skin and the inside of a shoe or clothing. Heat builds up causing a swelling under the skin. The resulting swelling may contain fluid or blood.listers. A blister is a painful skin lesion, caused by friction between the skin and the inside of a shoe or clothing. Heat builds up causing a swelling under the skin. The resulting swelling may contain fluid or blood.