Understanding waves better has a wide range of applications. For instance, can help you the same style of thing with sound waves- except, rather than creating a "spout" you basically vibrate a tiny area backwards and forwards a whole lot (while everything nearby only vibrates a little), heating it up. You need to use this to destroy teeny tiny pieces of a person's brain, and never having to cut through their skull together with remaining portion of the brain. https://www.ted.com/talks/yoav_medan_ultrasound_surgery_healing_without_cuts?language=en[1] To ensure that uses ultrasonic speakers around another person's skull in place of paddles around a pool, but the basic principle is the same.
This chicken’s body is all black, perhaps the organs, meat, and bones. The Kadaknath is an Indian variety of chicken local to the Madhya Pradesh area, where it is known as "Kali masi" ("fowl having black flesh"). The Kadaknath is popular mainly because of its adaptability, and also the good-tasting black meat, which can be believed to infuse vigor.[3] Its color comes from the deposition of melanin pigment. The birds are completely black: black plumage with a greenish iridescence, black legs and toe nails, black beak and tongue, black comb and wattles, black meat and bones and also dark organs. Because of the meat's alleged medicinal properties, it is in high demand. To save the breed from extinction, the state government started a Kadaknath poultry breeding program involving 500 BPL families, have been to receive financial support and assistance Picture source http://imgur.com/a/X1Km8#f3DfuLC