There are two basic types of lasers used for cosmetic purposes: ablative and nonablative. Ablative lasers actually vaporize the top layers of damaged skin, while nonablative lasers work deeper in the skin without removing or otherwise damaging the top layers.
1 Adults average 3 m (9.8ft.) in length. 2  Males average 3.4 to 4.6 m (11.2-15.1 ft.) and weigh about 1,500 kg (3,307 lb.). 3  Females average 3 to 4 m (9.8 to 13.1 ft.) and weigh about 1,360 kg (2,998 lb.).  Beluga whales reach full size at about 10 years.
In terms of food sources the beluga whale is known to live on a diet of fish, crustaceans, krill, squid, octopus, crabs, sand worms and other small prey. In order to maintain their energy these whales may consume on average between 2 % â 3 % of their body weight on a daily basis or 40 lbs. to 70 lbs. of food daily.lso unlike other whale species the beluga lacks a dorsal fin, but instead has a ridge where the dorsal fin would normally be located. In order to navigate the ocean the belugas flippers resemble paddles that help it steer and turn and its rear flukes help the whale propel itself through the water.