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.
Used in conjunction with lemon, eucalyptus, and tea tree essential oils, this thyme essential oil will help eliminate congestion. Used on its own, this essential oil contains antibacterial and antiviral properties, helping to prevent you from getting sick in the fist place. This essential oil is not recommended for those with high blood pressure.