![]() ![]() This is due to nutritional deterioration caused by spoilage microorganisms in the drink which could cause disease condition when ingested. The short shelf-life span of Zobo drink reduced its health sustainability. Zobo is produced from dried calyces of Hibiscus sabdariffa, which is a tropical and semi-tropical annual herb. Therefore, the liquid with the higher vapor pressure at a particular temperature is the one with the lower boiling point.įor two liquids at the same temperature, the liquid with the higher vapor pressure is the one with the lower boiling point.Zobo is a nutritional drink widely accepted by different socioeconomic class of people, age and sex in several parts of Nigeria especially in the Northern region and some neighboring West African countries. On the other hand if the vapor pressure is low, you will have to heat it up a lot more to reach the external pressure. If a liquid has a high vapor pressure at some temperature, you won't have to increase the temperature very much until the vapor pressure reaches the external pressure. ![]()
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