Coal Tar. Tar derived from both coal and wood (e.g., juniper, pine) are both used for medicinal purposes. However, coal tar is the type used most commonly to treat psoriasis. Tar can help slow the rapid growth of skin cells and restore the skin's appearance. In addition, it can help reduce the inflammation, itching and scaling of psoriasis. Tar products can vary dramatically from brand to brand.
Quick Answer. The lightest element on the periodic table is hydrogen. The atomic weight of hydrogen is 1.00794 and the atomic number is 1. Hydrogen is the most abundant element on the periodic table with 75 percent of the mass of the universe consisting of hydrogen. Continue Reading.
If we are talking about elements here, hydrogen is not the heaviest. In fact, hydrogen is the lightest element. There are two ways of answering this question, depending on how â¦ you define 'heaviest'. The heaviest element in terms of heaviest per a given number of atoms is the element with the highest atomic weight.This is the element with the largest number of protons, which is presently element 118, ununoctium.here are two ways of answering this question, depending on how â¦ you define 'heaviest'. The heaviest element in terms of heaviest per a given number of atoms is the element with the highest atomic weight. This is the element with the largest number of protons, which is presently element 118, ununoctium.