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.
Both retinol and retinyl palmitate are widely used ingredients in skin care products. Both are forms of vitamin A. Retinol is a pure form of the vitamin found in green and yellow vegetables, egg yolks, whole milk, beef, chicken, and fish-liver oil.oth are forms of vitamin A. Retinol is a pure form of the vitamin found in green and yellow vegetables, egg yolks, whole milk, beef, chicken, and fish-liver oil.