Final answer:
Louis Pasteur developed methods to make dairy products safer and advanced the fermentation of beer and wine using microbes. His work led to the process now known as pasteurization, significantly improving food and beverage safety.
Step-by-step explanation:
The individual credited with developing methods to make dairy products safer as well as advancements in the fermentation process for beer and wine using microbes is Louis Pasteur. He was a renowned French chemist and microbiologist whose work on pasteurization helped to reduce the microbial contamination in foods and beverages. Pasteur's successful experiments in the mid-19th century led to significant improvements in food safety and the industrial fermentation of alcohol, which had profound implications for both the food industry and medical science.