While there are several broad categories of causes of diaper rash, contact irritation is the most common culprit. While diaper rash is generally thought to affect infants and toddlers, any individual wearing a diaper (for example, an incontinent adult) is a candidate to develop this dermatitis.
One calorie is the amount of heat required to raise the temperature of one gram of water by one degree Celsius. As such calorie is a very small unit hence larger unit Kilocalories or Kcal is more commonly used. 1Kcal = 1000 cal. 2) SI unit system: Joule: This system is most commonly used now.
Energy can be measured in units called Joules (J). One J = about 1/4 calorie; and one calorie is the amount of energy needed to raise the temperature of 1 gram of water by 1oC (Celsius). FIRST LAW OF THERMODYNAMICS: Energy cannot be created or destroyed; it can only change in form.