use the service for a purpose where the failure of the service or a part of the service could lead to personal injury, death or severe physical or environmental damage. in that store, cherry said, "anything that liked blood you would sell." in the morning i have coffee with 2 tablespoons of raw cream and then i drink close to a gallon of water during my hot yoga class or hike. yes, the reality is that no-one's really going to notice much difference for a while, but it's encouraging to think that the days will be getting lighter again, if only by a little bit. 