To be efficient, therefore, a propellant should have a large heat of combustion to yield high temperatures, and should produce combustion products containing simple, light molecules embodying such elements as hydrogen (the lightest), carbon, oxygen, fluorine, and the lighter metals (aluminum, beryllium, lithium).
Vitamin A - Retinyl Palmitate/ Retinol. Vitamin A is a fat soluble vitamin that is stored in our liver. It contributes to normal growth and development while keeping our eyes, skin and immune system healthy. Vitamin A plays a key role in maintaining health.
Vitamin A palmitate is a more stable, synthetic version of the essential nutrient vitamin A joined to palmitic acid. Vitamin A palmitate is the form used to fortify foods and skin moisturizers.The U.S. Food and Drug Administration says it is generally regarded as safe.The FDA reports the lowest dose for side effects is a total vitamin A intake of 700 to 1,000 international units per kilogram per day over several months.itamin A palmitate is the form used to fortify foods and skin moisturizers. The U.S. Food and Drug Administration says it is generally regarded as safe.