Pulmonary embolism (PE) can occur without deep vein thrombosis (DVT). Pulmonary embolism (PE) and deep vein thrombosis (DVT) usually occur as part of the same process. While most DVTs happen in the legs, they can also occur in other parts of the body such as the arms. If a DVT is suspected, it is important to have a quick diagnosis and treatment to prevent PE.
Freebase(0.00 / 0 votes)Rate this definition: Rotaxane. A rotaxane is a mechanically-interlocked molecular architecture consisting of a dumbbell shaped molecule which is threaded through a macrocycle. The name is derived from the Latin for wheel and axle.
Butane is a flammable hydrocarbon with the molecular formula C 4 H 10. It is a natural gas perhaps best known for its use as a fuel for refillable and disposable lighters.Butane's uses can be observed in many sectors of life. It is a reliable source of energy, and can be obtained through the processing of natural gas.utane serves as fuel for both the disposable and refillable lighter. Butane is used in this item for its high flammability and its low cost to produce. The butane torch is another item that takes advantage of its flammable properties.