Packaging Your Fragrances Properly. When shipping perfume bottles with the USPS, you need to take the time and care to prepare your shipments correctly to ensure they arrive in the hands of your customers in one piece. Perfume bottles are fragile and can be shattered in transit, if not packed carefully.
What is an air mass? An airmass is a large (usually thousands of miles across) volume of air that has horizontally uniform properties in terms of temperature, and to a lesser extent humidity. Airmasses acquire their properties from spending days to weeks over the same part of the Earth: say over northern Canada, the North Pole, the tropical Pacific Ocean, etc.
A cP air mass moving out over the water will eventually become an mP air mass. PROPERTIES OF NORTH AMERICAN AIR MASSES Continental Polar (cP) Î¿ Forms over Canada and Alaska Î¿ Cold and dry Î¿ Stable Î¿ Dominant air mass over central and eastern U.S. in Winter.Î¿ Brings cool sunny days, and clear, cold nights. maritime tropical â mT Î¿ maritime polar â mP AIR MASS MODIFICATION Once an air mass moves out from its region of origin, it can become modified by the surface over which it is passing. If an air mass is colder than the surface over which it is passing it receives the designation, k.