To make glycerin at home, you can start by collecting vegetable oil, such as coconut, olive, or soybean oil. Then, mix the oil with a strong alkali, such as lye or sodium hydroxide, and heat the mixture to around 250 degrees Fahrenheit. After the mixture has reacted for a few hours, you can then separate the glycerin from the remaining oil and water. This process, known as saponification, will yield glycerin as a byproduct. However, it's important to note that handling lye can be dangerous, so it's crucial to take proper safety precautions and follow a reliable recipe. **

To convert Glycerin 85 to Glycerin 98, one can use a process called distillation. Distillation involves heating the Glycerin 85 to its boiling point, allowing it to vaporize, and then condensing the vapor back into a liquid form. This process separates the Glycerin from any impurities or water, resulting in a higher concentration of Glycerin. By repeating the distillation process, one can continue to increase the concentration of Glycerin until reaching the desired 98% concentration. **

Yes, glycerin is typically considered vegetarian. Glycerin is a sugar alcohol that can be derived from plant-based sources such as soy, coconut, or palm oil. However, it is always best to check the specific source of the glycerin to ensure it aligns with your dietary preferences. **

Glycerin is generally considered to be non-toxic when ingested or applied to the skin in small amounts. It is commonly used in food, pharmaceuticals, and personal care products due to its low toxicity profile. However, ingesting large amounts of glycerin can cause gastrointestinal discomfort and may have a laxative effect. It is always important to use glycerin products as directed and consult a healthcare professional if you have any concerns about its safety. **

Yes, glycerin can evaporate. Glycerin is a hygroscopic compound, meaning it can absorb moisture from the air. When exposed to air, glycerin can slowly evaporate over time. However, glycerin has a relatively low evaporation rate compared to other liquids like water, so it may take longer for glycerin to fully evaporate. **

Glycerin does not burn because it is a non-combustible substance. When exposed to a flame, glycerin does not undergo a chemical reaction that produces heat and light, which is necessary for combustion. Instead, it decomposes into water vapor and carbon dioxide. This decomposition process does not involve a flame or the release of energy, so glycerin does not burn. **

Glycerin is a versatile ingredient that can achieve several benefits for the skin. It is a humectant, meaning it attracts moisture to the skin and helps to keep it hydrated. Glycerin also helps to improve the skin's barrier function, making it more resilient to external aggressors. Additionally, glycerin has emollient properties, which can help to soften and smooth the skin, making it a popular ingredient in skincare products. **

Glycerin is a common ingredient in many food products and is generally recognized as safe for consumption by regulatory agencies like the FDA. However, consuming large amounts of pure glycerin can have a laxative effect and may cause gastrointestinal discomfort. It is best to consume glycerin in small amounts as part of food products rather than on its own. **