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.
Home Remedy for Congestion #5 â Foods. Home Remedy for Congestion #6 -DIY Vapor Rub. Simply take a small amount of coconut oil or palm shortening (about an ounce) and add a good quality essential oil (eucalyptus, mint or wintergreen) (7-10 drops or more if needed) to get the strength you want and mix well.