Scientific laws are considered established and universally applicable (to certain class of things or phenomenon under appropriate conditions) but not necessarily definitive. Also called laws of science.
3. Eucalyptus Oil â there are a few different types. In the absence of R.C. oil, grab any kind of eucalyptus that you have and diffuse for congestion relief. 4. Thieves Oil â I donât even know where to start with Thieves oil because it helps with just about everything.
1 This is due to the viscosity of the oil often being too heavy or thick to travel.  Another way to make reed diffuser oil is using vodka. Mix a dash of vodka with about 10 drops of your favorite essential oil or scent and a 1/4 cup of water.