Don Wetzel, Tom Barnes and George Chastain developed the ATM cards, cards with a magnetic strip and a personal ID number to get cash. ATM cards had to be different from credit cards (then without magnetic strips) so account information could be included. 1  Don Wetzel-The ATM.
Par 8 9 THE SKIN The skin is a highly organised, complex system of nerves, tissue and cells designed to harmonise the horseâs metabolism with his internal and external environment. Structurally, the skin consists of the epidermis and the dermis.It is the largest, heaviest organ in the horseâs body. Its healthy condition is of vital importance to health and survival. The epidermis is made up of several stratified layers of tough, non-vascular cells that vary in thickness.ar 8 9 THE SKIN The skin is a highly organised, complex system of nerves, tissue and cells designed to harmonise the horseâs metabolism with his internal and external environment. Structurally, the skin consists of the epidermis and the dermis.
Answer by Hyllary. Confidence votes 247. Rawhide is made from the skin of animals, usually cow. The skin is split into inner and outer layers. The tough outer layer is used for leather shoes, garments, and upholstery, while the softer inner layer is cut and formed into different shapes for dog chews.ones are made from calcium. A typical bone has an outer layer of hard or compact bone, which is very strong, dense and tough. Inside this is a layer of spongy bone, which is â¦ like honeycomb, lighter and slightly flexible.