energy level, energy state-a definite stable energy that a physical system can have; used especially of the state of electrons in atoms or molecules; according to quantum theory only certain energy levels are possible.
Tea tree oil. As a natural fungicide, tea tree oil can eliminate your nasty mold or mildew problems. Plus, it will fill your home with a lovely medicinal scent. Simply add 10 drops of tea tree oil to a spray bottle and fill it with water. Spray the mixture on moldy problem areas. Let the mixture sit and then wipe away the mold. Vodka.
Watch out for sooty mold that can grow on leaves. You can remove it by simply wiping off the affected leaves with mild soapy water. Also check for signs of scale insects and mealybugs that may infest rubber plant. Care should be taken to treat any problems as soon as you notice them.