What is figurative language​

Figurative language refers to the use of words in a way that deviates from the conventional order and meaning in order to convey a complicated meaning, colorful writing, clarity, or evocative comparison. It uses an ordinary sentence to refer to something without directly stating it.

the unsaturated fatty acid is a fat consist of one or more double bond in the fatty acid chain. if it contains one double bond then called as monounsaturated fatty acid however if, it contains more than one bonds called as a polyunsaturated fatty acid. true fatty acids are called unsaturated fatty acids as it reduces the risk of high blood cholesterol and good for health.

no its not a run on sentence however i think you meant wet suits not sours also a run on sentence would be like surfers surf all winter long in southern california by using wet sours to keep them warm and the live their all year long