What is a Duvet Cover vs Comforter Cover. The origin of the word duvet dates back to the 1750s. Itâs a French word meaning down. According to Dictionary.com, a duvet is usually a down-filled quilt that often has a removable cover.
kJ (kilojoules) is the Australian measure of how much energy people get from consuming a food or drink. Energy in food and drinks is measured by the number of kJ (kilojoules) it provides. kJ are similar to Calories: 1  1 kJ = 0.2 Calories (Cals)  1 Calorie = 4.2 kJs.
1. A calorie is the amount of heat needed to raise the temperature of a gram of water by 1Â°C. A Calorie (kilocalorie) is 1000 calories. 2. (cal) A measure of heat energy representing the amount of heat needed to raise the temperature 1 g of water by 1Â°C. Also called âsmall calorieâ: 1000 cal = 1 kcal or Cal.