This new edition of a highly successful book retains the emphasis on the practical approach to rancidity in foods which was the hallmark of the previous editions. There has been substantial revision to bring existing chapters up-to-date with current techniques and the inclusion of additional chapters on spectrophotometric and chromatographic analysis of oxidation, legislative and labeling aspects, and HACCP in the avoidance of rancidity. There are also new chapters on rancidity in fish and in confectionery products.

Penny Reed's hopes for the future came to a crashing halt when her father died, making her a ward of the state. Knowing her grandfather was still alive and recognizing she'd never survive in the 'system, ' she stole her father's boat and sailed away. Billionaire author Forrest Reed was a man who danced to the beat of his own drum. Having little tolerance for most people and appalled by the worsening political climate in America, he created his own island somewhere in the Pacific to escape the madness. He thoroughly enjoyed his quiet, sheltered existence. Imagine his surprise when Penny showed...

Imagine... What would you do if you found the key to a time machine? A twelve-year-old girl on her way home from swim practice, did just that. With her family and friends, she must solve riddles and travel back through history to find missing pieces of the time machine in order to save the world in the future. Will they have enough time?