The answer is A. Columb
Columb discovered a relationship between charge, their speration, and the force between the two charges in 1787
Global Warming is tthe cause
Nitrogen is often used for the storage of semen samples for artificial insemination of cattle. Nitrogen is used to maintain a dry inert atmosphere over chemicals during storage, reaction or processing. Used in brewing, soft drinks and wine-making industries to exclude air from the product and de-aerate water.